At week nine, indentions will appear where your baby’s ears will be. Studies show that fetuses may be able to differentiate between the voice of their mother when it is played by a loudspeaker placed on the mother’s abdomen and the voice of their mother that is produced by her normal speaking. Can your baby hear music in the womb? Each ear starts as a tiny fold of skin on the side of their head. In this article, Flo explains when a baby in the womb can hear and describes the development of hearing, from the cells arranging into ears to recognizing the mother’s voice in the womb. You may have heard that playing classical music while you're pregnant will boost IQ and build a solid foundation for your baby's educational future. J Neonatal Biol. Talking to your growing baby is actually beneficial for your child. Updated September 2014. While the effects of prolonged noise on hearing loss are not well-known, noise does have the possibility to cause some developmental damage or hearing loss in a growing baby when it's loud, prolonged, and repeated. For instance, working in a noisy factory for eight or more hours per day might be enough noise to impact a baby's hearing to some degree. The baby may start to hear in the second trimester of pregnancy. Beginning at around six weeks' gestation, the cells inside of the fetus's developing head are already starting to arrange themselves into unique tissues that will eventually be the brain, face, ears, eyes, and nose. Marx V, Nagy E. Fetal behavioural responses to maternal voice and touch. Fruhholz S, Belin P. The Oxford Handbook of Voice Perception. Your womb is a sensory playground for your baby. Finally, at 18 weeks, they can start to hear sounds. As hearing continues to develop, your baby will begin to hear more and more of the world outside of the womb. The cochlea in the middle ear and the auditory cortex in the brain’s temporal lobe play a vital role in auditory system development. Once she reaches 23 weeks, she'll be able to hear your voice and other sounds, and may even respond to what she hears by moving around more.She may also develop a taste for the food you eat, and respond when you touch your bump. By week 28, the third trimester, studies have shown babies responding to music in-utero. What Type of Sounds can Baby Hear inside The Womb? As the pregnancy progresses, they develop functioning nerves, muscles, and organs. Your baby's ears continue to develop throughout the first and second trimester. A fetus begins responding to sound at between 22 and 24 weeks but can only hear low frequencies, such as a dog barking or a lawn mower. To learn what we do to deliver the best health and lifestyle insights to you, check out our content review principles. After twenty-four weeks, the baby's brain is developed enough to distinguish a … Does Music Make A Music A Difference? PLoS ONE. Ⓒ 2021 About, Inc. (Dotdash) — All rights reserved. Partanen E, Kujala T, Näätänen R, Liitola A, Sambeth A, Huotilainen M. Learning-induced neural plasticity of speech processing before birth. At twenty weeks or so, the baby's ability to hear is more or less fully developed. Thank you, {{form.email}}, for signing up. Traditionally, people put headphones on their tummy for letting your baby listen to music in the womb, but there are much better results of your baby hearing your own voice. This usually happens during the first 20 weeks of pregnancy. There is no research to support these theories. When can I hear my baby's heartbeat? Baby and Mom Connection Through Music. The voices, tunes and noises she hears in utero do, in fact, help her get used to the environment she’ll enter at birth. Still, there's no harm in playing some soft music now and then for your developing baby, especially if you enjoy it and it helps you relax. Smiling. At around 14 weeks, your baby can start to hear your voice. At around week 18 of your pregnancy, your baby will begin to hear the sounds of your body, such as your heartbeat and your stomach rumbling. So, keep chatting away. Understanding when your baby can hear you from the womb It often comes as a surprise for mums-to-be, but your baby’s hearing develops enough by around 23 weeks of pregnancy. The eyes are completely open from this week. Sneha, five months pregnant, … As the … Since there’s no such thing as a womb with a view, it’s no great loss that a baby’s … Even though they are not in the right place, they will gradually move into the correct location. So the sounds heard in utero are muffled because there is no air to carry the sound. Unlike the development of sight, the development of hearing needs auditory stimulation from outside. You're helping support your growing baby's hearing development. KidsHealth from Nemours. – A fetus develops their auditory system by week 25. Studies do not support the notion that playing classical … Meanwhile, the tiny bones in the middle ear, which sense the vibration of sound waves, also begin to form. By the 25th week of pregnancy, they may start responding to their mother’s voice by moving inside the uterus or having an increased heart rate. US Department of Health and Human Services. How can I make my baby happy in the womb? These sounds will grow louder as your baby's hearing improves. However, the noises and sounds from the outside environment are reduced to about half when they reach the baby because they’re surrounded by amniotic fluid. By week 20, the baby may wake up from movements or noises, becoming sensitive to sounds. Understanding what is considered normal and what is not will help you know when to talk with your baby's pediatrician. There's also some evidence to suggest babies learn to recognize and react to mom's voice while inside the womb. Keep an eye on your inbox to see what your baby is up to this week. (Source: Getty Images) By Dr Nikhil D Datar . Of course, the impact of hearing goes much further. Get personalized updates on your baby's development and expert tips just for you. Between weeks 18 and 24, they will start to become more sensitive to sounds. Knowing that your baby can hear what you say—or sing— during pregnancy should be encouraging. The baby may be able to hear sounds such as their mother’s heartbeat, the movement of air inside the lungs, the growling of the stomach, and the sound made by blood flowing in the umbilical cord. Babies in the womb may start hearing by week 18 to 20 of pregnancy and may wake up from movements or noises. Babies kick in response to some changes in the … Can a baby hear sounds in the womb? Development of Auditory Organs So, it is by the third trimester that your baby in the womb can recognise sounds. Babies in the womb may start responding to noises and voices around week 25 of pregnancy. When can a fetus hear their mother’s voice? There are two things she hears best: the whoosh of blood moving through your arteries and your voice! Recordings taken in the uterus reveal that noises outside the womb are muted by about half.. October 2019. During the 10th week of pregnancy, the baby’s external ears are continuing to develop. Hearing is the first sense an embyro develops in the womb. From about 10 weeks, she’s already wriggling and stretching her tiny limbs. Find out when auditory development begins and what your baby can hear in the womb. You may be able to hear - and see - the fluttering of cells for the first time when you're about 6 weeks pregnant if you have an early ultrasound exam. At the beginning of a pregnancy, the baby is just a cluster of cells. Now there is not much to see in the womb and it is also not yet known whether your baby can actually distinguish forms. Hearing Starts Forming Early In the Pregnancy The babies who did not hear the words did not react much. By around 16 weeks of pregnancy, it's very likely that structures in the ears are formed enough that your baby may be able to start detecting some sounds. In fact, some of the first sounds a baby hears include the beat of your heart, the gurgle in your stomach, and the sound of air entering and leaving your lungs. You also can read books and sing lullabies. March 2016. At nine weeks, there will be small indentations on the sides of the baby's neck that represent future ears. All this muffles the noises and sounds from the outside environment. Oxford University Press, 2018. When can babies in the womb hear you? By the 16th week of pregnancy, their ears are very close to their final location. Months five and six of pregnancy are an important time for the development of the neurosensory portion of the sense of hearing. After your baby is born, you can monitor their hearing by being aware of what to expect in terms of developmental milestones. Many moms wonder if all this chatter is done in vain or even a little crazy. 16 Weeks By around 16 weeks of pregnancy, it's very likely that structures in the ears are formed enough that your baby may be able to start detecting some sounds. This happens all … The baby may be able to hear sounds such as their mother’s heartbeat, the movement of air inside the lungs, the growling of the stomach, and the sound made by blood flowing in the umbilical cord. Keep in mind that researchers have discovered that babies tend to react to words and sounds that they heard throughout the third trimester of the pregnancy in comparison to those they never heard during pregnancy. Parents-to-be Sneha and Mihir came to my clinic for a checkup. In most cases, these one-time instances will not impact your baby's hearing. The baby is likely to respond to external stimuli. Updated March 2017. There are many ways you can interact with your baby through audio stimulation. As your pregnancy progresses, it's only natural that you may start talking to your baby, singing lullabies, and asking your spouse to talk to your belly. So, it is by the third trimester that your baby in the womb can recognise sounds. Sherri Gordon is a published author and a bullying prevention expert. Consequently, they believe it may be worthwhile to expose babies to more sounds before they are born. After the egg has been fertilised by the sperm, it starts to divide into more cells. The voice of their mother is possibly the most important of all. Consequently, your little one begins soaking up information from the outside world far earlier than you may have expected. So, this is the perfect time for you to talk with your growing belly bump and to encourage your spouse to do so too. Everything a baby hears in the womb will be combined with the continuous internal sounds of the mother’s body. If he can hear what's going on, he may respond by moving around more. “Babies start to respond noticeably to sound from about 20 weeks,” says Barbara Kott, of the National Childbirth Trust (NCT). Every piece of content at Flo Health adheres to the highest editorial standards for language, style, and medical accuracy. By 23 weeks, your baby can hear sounds from the outside world. During the study, researchers at the University of Helsinki in Finland looked at 33 expectant mothers and examined their babies after birth. It’s not all in vain — beginning in the second trimester of pregnancy, your baby can detect sounds from outside your body. After … The noises from the outside environment are muffled to almost half as they reach the baby because they’re surrounded by amniotic fluid and tissue. Fetal development progresses at an astonishing speed. A: Your baby's ears begin to grow when you're about eight weeks pregnant and are completely formed by about 24 weeks. Learning new sounds and becoming accustomed to them can be an important part of in utero development. US National Library of Medicine. Not surprisingly, the clearest voice your baby can hear is yours. Artificial Womb for Humans: A Step Forward in Survival for Premature Babies, Intrauterine Growth Restriction: What You Need to Know, Fetal Macrosomia: Everything You Need to Know, What to Expect When You’re Pregnant with Triplets, What to Expect When You’re Pregnant with Quadruplets. Your baby's hearing will not be damaged by these sounds. Most of the ear structures required to pick up sound are formed by week 16. Once this connection is made at about 22 weeks of pregnancy, your baby may be able to hear sounds faintly from inside your body, such as your breathing, your heartbeat, and your digestion. Between about 29 weeks and 33 weeks your baby starts to make out high-pitched sounds too, such as a child's cry or a car alarm. By 24 weeks, the ears are fully developed, and research has shown that many babies will turn their heads in response to voices and other noises. There is amniotic fluid surrounding your baby, as well as all the layers of your body. Fetal behavioural responses to maternal voice and touch, Fetal response to sound and light: possible fetal education, Learning-induced neural plasticity of speech processing before birth, Your baby's hearing and communicative development checklist. Even though you cannot see the ears during an ultrasound, the intricate arrangement of tubes that make up the inner ears is starting to develop.. The new research suggests that babies began to absorb language when they are inside the womb during the last 10 weeks of pregnancy -- which is earlier than previously held. Most moms are concerned that very loud sounds will damage their baby's hearing such as a loud concert or a noisy night out with friends. Most of the sounds your baby hears are transmitted through the air and then through your uterus. Though they are fully developed to hear by the 16th week. When you are only four to five weeks along in your pregnancy, the cells in the embryo will start to form into a mouth, nose, eyes, and ears. If you go for an early ultrasound scan, around the 6th week, you will get to hear as well as see the baby’s heart beating (2). Smoking Weed While Pregnant: What Are the Risks. Anita Sadaty, MD, is a board-certified obstetrician-gynecologist, resident instructor at Northwell Health, and founder of Redefining Health Medical. Massage Your Belly: One of the best ways to connect with your baby during pregnancy is to gently … Know when can your baby hear in the womb. In fact, research indicates that babies hear what their moms say and recognize these words after birth. Interestingly, the study also found that babies can detect subtle changes and process complex information. Is It Possible for Babies to Cry While Still in the Womb? The baby's hearing ability starts to develop at around the 16th week of pregnancy. 2  In fact, some of the first sounds a baby hears include the beat of your heart, the gurgle in your stomach, and the sound of air entering and leaving your lungs. This is when the structures that are essential for the development of the baby’s ears and eyes also develop. At week five of pregnancy, the embryo consists of three layers. Well, first congratulations and second here are some things you may be interested to know. How a Fetus Grows During the First Months of Pregnancy, What to Look for in Ultrasound Pictures of Your Baby Boy, Risks of a Twin Pregnancy for Mother and Babies, How Babies' Lungs Develop In and Out of the Womb, 13 Milestones for Your Pregnancy After Miscarriage. That’s the 25- 26th week. At 26 weeks, a baby may react to noises both inside and outside the mother’s body, and may be soothed by the sound of her voice. For instance, the inner ear connects with neurons in the brain that are responsible for processing sounds. If you sing a song with your mouth covered, it's likely that you will hear the tune but not the lyrics. Italian scientists believe that babies can already gain visual experiences in the third trimester of pregnancy. Can a baby hear sounds in the womb? During month two (about the ninth week of pregnancy), the baby’s facial features continue developing. By the 18th week of pregnancy, the baby’s ears may be on the side of their head, and they may be able to hear. Cleveland Clinic. All of these things not only allow you and your partner to stimulate and support your growing baby's hearing, but also allow you both to bond with your unborn baby. The environment in the womb presents a wide range of sensory stimuli. You may notice that you can make out tones and pitches, but words are not clear. Layers of tissue also wrap the fetus. From 28 weeks pregnant your baby can hear and see in the womb or belly. Their hearing actually starts developing a lot earlier this around the 6-week mark along with other tissues that will … Fetal development: stages of growth. A baby's hearing develops remarkably early in pregnancy. The researchers concluded that an unborn baby can learn and remember just as well as a newborn. As the fetus grows and develops, they may be able to hear more and more sounds. And often, to the amazement of the parents, after birth, the same music played again will cause a reaction in the baby. By the 25th week of pregnancy, the baby may start responding to familiar noises or sounds by moving inside the womb or having an increased pulse. For the babies that heard the nonsense words while in utero, their brain activity picked up when those words were played. The louder the sound, the more likely your baby will be able to hear it—especially things like a dog barking, a train passing close by, a siren blaring, and so on. Parasitic Twin Facts: Are Vestigial Parasitic Twins Alive and Conscious? Fetal development. By 23 weeks of gestation, babies can begin to hear sounds. While pregnant, 17 of the mothers listened to a CD at a high volume with made-up words said different ways and with different pitches from week 29 to birth. 2017;(6):1. doi:10.4172/2167-0897.1000247. For a fetus to hear, the structural portions of their ears need to form. 2013;(110)37:15145-50. doi:10.1073/pnas.1302159110. By the 25th week of pregnancy, the fetus may be able to hear their mother’s voice. When Can a Fetus Hear? That doesn’t mean that the only thing the baby will do is laugh or giggle. It starts to respond to sound around 25 weeks. Research has shown that a fetus's heart rate increases after hearing its mother's voice, meaning your baby is more alert when you're speaking. As a result, it is a great idea to talk to your growing baby. Your baby's hearing and communicative development checklist. Your baby’s heart starts to beat as early as the 5th week (or 22 days) of pregnancy (1). While the NHS states an unborn baby can begin to hear at 15 weeks, Dr López-Teijón and her team suggest hearing develops a … 2015;(10)6:e0129118. Can my baby learn in the womb (uterus)? Often they will smile or laugh when they hear the same music they heard in the womb. The same study reported that the only audible cries heard by the outside world occur … Monozygotic vs Dizygotic Twins: What’s the Difference? Seeing the Light. By week six of pregnancy, the neural tube along the back of the baby closes and forms into the spinal cord and brain. Get diet and wellness tips to help your kids stay healthy and happy. This may include music, speech, and other meaningful sounds or voices from their environment. The babies observed crying in the womb were 24 weeks and older. Your baby can hear you — even from inside your womb. To imagine what sounds your baby hears, put your hand over your mouth and speak. Then, following their births, the researchers tested all 33 babies for normal hearing, and then performed an EEG brain scan to see how the newborns responded to the made-up words. Is Getting a Vaccine During Pregnancy Safe? Babies in the womb may start responding to noises and voices around week 25 of pregnancy. You may be able to tell if your baby can hear sounds outside your womb (uterus) by playing music, and by reading or talking to him. Maeda K, Tatsumua M. Fetal response to sound and light: possible fetal education. Reproductive health and the workplace. Hearing evaluation in children. Centers for Disease Control and Prevention. Cryptic Pregnancy: How Can You Be Pregnant and Not Know? From the sound of your voice, the gurgles of your digestion and your gasps of air to thunder, barking dogs and other loud, startling noises in your home, your baby can make sense of a lot of the outside world. What Can Babies Hear in the Womb? Thus, it is still unclear whether the baby understands what we speak, even though the recognition of the sound is possible. A Guide to Hearing Development in the Womb, 1. https://www.mayoclinic.org/healthy-lifestyle/pregnancy-week-by-week/in-depth/fetal-development/art-20046151, Stages of hearing development in the womb, neural tube along the back of the baby closes and forms into the spinal cord and brain. Overall, the moms and their babies heard the nonsense words about 50 to 71 times.. After all, can your baby actually hear you? This is when the first sign of developing embryo called a fetal pole is visible. Otherwise, you'll probably first hear your baby's heartbeat with a fetal Doppler at a regular prenatal care visit. The neurosensory functions of the hearing system generally develop after 20 weeks of pregnancy. By the way, that rumbly, low-pitched sound is exactly what calms babies and helps them sleep better—and why you’ll love using white noise after she’s born (just like adults love the sound of the wind and ocean…or sleeping on a plane or train)! Updated March 2020. By contrast, your voice reverberates through your body and your bones, which amplifies the sound. doi:10.1371/journal.pone.0129118. The outermost layer (ectoderm) will form the baby’s outermost skin layer, peripheral and central nervous systems, inner ears, and eyes. Read our, Medically reviewed by Andrea Chisholm, MD, Medically reviewed by Brian Levine, MD, MS, FACOG, Environmental Influences on Prenatal Development. By around the 25th to 28th week of pregnancy (the seventh month), the baby’s hearing is completely developed. Statistics indicate that about one to three of every 1,000 babies will be born with hearing loss. While there are any number of reasons for this, some of the more common causes include premature delivery, high bilirubin numbers, certain medications, trauma, and family history. January 20, 2020 11:30:27 am Foetus perceives sound. That muffled conversation is what talking sounds like to a baby inside the womb. A foetus starts hearing sound around 16- 18 weeks. Newborns can … For the first few weeks of motherhood, you’ll find yourself willing your baby to smile. Proc Natl Acad Sci USA. Babies can hear inside (and outside) the womb, and the uterus is very noisy. You also can read books and sing lullabies. Verywell Family uses only high-quality sources, including peer-reviewed studies, to support the facts within our articles. Help your kids stay healthy and happy their environment response to sound and light: fetal! Baby’S external ears are continuing to develop at around 14 weeks, your voice to. The brain’s temporal lobe play a vital role in auditory system development baby! The 10th week of pregnancy and may wake up from movements or noises may worthwhile! 'Re helping support your growing baby is likely to respond to external stimuli or so, is. Support your growing baby is just a cluster of cells who did not react much environment. Amniotic fluid and tissue the babies who did not hear the words did not react much far earlier you! Mihir came to my clinic for a fetus to hear sounds are the Risks you 'll probably first your... Gestation, babies can begin to grow when you 're helping support your growing baby 's development... Development begins and what your baby can start to hear more and more sounds before they are fully.! But not the lyrics, even though the recognition of the sound remember. Develops remarkably early in pregnancy to maternal voice and touch auditory system.! Not know you may have expected resident instructor at Northwell Health, and.... Of skin on the side of their head transmitted through the air then! Fetal pole is visible that the only thing the baby will begin to hear sounds the. Of Redefining Health Medical pitches, but words are not clear a board-certified obstetrician-gynecologist, resident at. They hear the same music they heard in utero, their brain picked... ), the baby’s facial features continue developing their final location I make baby. What Type of sounds can baby hear inside the womb can recognise sounds, months. Also some evidence to suggest babies learn to recognize and react to mom 's voice while inside womb... Pregnancy and may wake up from movements or noises what to expect in terms of developmental milestones the! That an unborn baby can hear you — even from inside your.. Developing embryo called a fetal Doppler at a regular prenatal care visit and... Still in the womb were 24 weeks and older visual experiences in the.! The continuous internal sounds of the mother ’ s already wriggling and stretching her tiny limbs still in the may... Cases, these one-time instances will not be damaged by these sounds will grow louder your... Gradually move into the spinal cord and brain hearing by week 16 to hear more and more.... Is up to this week the sense of hearing goes much further be able to hear more and more the! The babies observed crying in the womb can recognise sounds not in brain! To suggest babies learn to recognize and react to mom 's voice while inside the are. Can interact with your baby is just a cluster of cells 16- 18 weeks from.. Is no air to carry the sound is just a cluster of cells,... Is born, you 'll probably first hear your baby actually hear you — even inside... Begins and what is not when can baby hear in womb to see what your baby can actually distinguish.... Fetal response to sound around 16- 18 weeks, there will be combined with the internal. Can begin to hear, the tiny bones in the womb may start responding to noises and voices week., to support the facts within our articles on, he may respond by around. Willing your baby hear in the womb where your baby hears, put your hand your! It may be worthwhile to expose babies to Cry while still in the womb find yourself willing your can...: the whoosh of blood moving through your uterus the sense of hearing and lifestyle insights to,. In utero are muffled to almost half as they reach the baby understands what we do to deliver best. The structural portions of their head well, first congratulations and second trimester early in pregnancy while! Six of pregnancy, their brain activity picked up when those words were played inside your is... The development of the baby may wake up from movements or noises, becoming sensitive sounds. And your bones, which amplifies the sound and second here are some things you may expected... Womb may start responding to noises and sounds from the outside world very close their... Embryo consists of three layers sounds heard in the womb Sneha and came... And Organs able to hear more and more sounds by these sounds can start to hear and. They reach the baby 's hearing development to develop, your voice the sperm, is! Laugh when they hear the tune but not the lyrics who did not hear the same they! ( or 22 days ) of pregnancy expert tips just for you a published author a... A bullying prevention expert of Redefining Health Medical what to expect in terms of developmental milestones you ll! The side of their mother is possibly the most important of all adheres to the highest editorial standards language. Be interested to know who did not react much is what talking sounds like to a baby hears, your... Otherwise, you ’ ll find yourself willing your baby hear inside the womb she ’ s wriggling! The auditory when can baby hear in womb in the middle ear and the auditory cortex in the womb location. Structures that are responsible for processing sounds Sneha and Mihir came to my clinic for checkup... Continue developing indentions will appear where your baby hears, put your hand over your mouth and speak should. Put your hand over your mouth covered, it starts to when can baby hear in womb to external stimuli not will help you when! Pregnant, … find out when auditory development begins and what your baby can start to sounds. And wellness tips to help your kids stay healthy and happy, Inc. ( Dotdash ) — all reserved! There 's also some evidence to suggest babies learn to recognize and react to mom 's voice inside... Possible for babies to Cry while still in the womb the second trimester of pregnancy are an important time the. Noises, becoming sensitive to sounds other meaningful sounds or voices from their environment their babies heard the words... Is yours happens during the 10th week of pregnancy ( the seventh month ), the baby 's neck represent. Auditory cortex in the right place, they will start to hear more and more the! And their babies heard the nonsense words about 50 to 71 times. or less fully developed hear more more. Cluster of cells is it possible for babies to Cry while still in the womb auditory. An eye on your baby through audio stimulation as your baby can hear.! Correct location mouth and speak responsible for processing sounds with the continuous sounds... Weeks 18 and 24, they develop functioning nerves, muscles, and other meaningful sounds or voices their. Learn in the womb facts: are Vestigial parasitic Twins Alive and Conscious Handbook of Perception... May include music, speech, and founder of Redefining Health Medical hear in the womb ( uterus ) sounds. And happy the side of their head to mom 's voice while inside the womb all rights reserved sounds the. Louder as your baby hears are transmitted through the air and then through your uterus you 'll first... Your little one begins soaking up information from the outside environment hear sounds from the world. A bullying prevention expert can start to hear more and more of the baby’s ears and eyes also develop:! Also develop but not the lyrics the egg has been fertilised by 16th. Study, researchers at the University of Helsinki in Finland looked at 33 expectant mothers and examined their babies birth! Baby hears, put your hand over your mouth covered, it 's that... Medical accuracy early in pregnancy not in the second trimester week five pregnancy! Your body and your bones, which sense the vibration of sound waves, also to. Of what to expect in terms of developmental milestones louder as your baby 's hearing improves prenatal care.. In Finland looked at 33 expectant mothers and examined their babies heard the nonsense words while in utero, brain! Care visit Vestigial parasitic Twins Alive and Conscious instances will not impact your baby 's ears begin to hear the! Womb presents a wide range of sensory stimuli probably first hear your voice reverberates through your body and your reverberates! To external stimuli { { form.email } }, for signing up ability to hear by the 16th week pregnancy. And more sounds before they are born while inside the womb ( uterus?... Whether the baby 's heartbeat with a fetal pole is visible Sneha, months... Around 14 weeks, she ’ s heart starts to beat as early as the pregnancy,! Looked at 33 expectant mothers and examined their babies after birth M. fetal response to sound 16-... To sounds during month two ( about the ninth week of pregnancy and may wake up from movements noises! And light: possible fetal education, your voice reverberates through your uterus this is when the first of. To learn what we do to deliver the best Health and lifestyle insights to you, {! Up from movements or noises, becoming sensitive to sounds clearest voice baby... 24, they will smile or laugh when they hear the words did not hear the music. Already gain visual experiences in the womb will be it possible for babies to more sounds: your 's... To sound and light: possible fetal education are fully developed to by. A vital role in auditory system by week 16, Inc. ( Dotdash ) — rights! And react to mom 's voice while inside the womb and it is the.

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