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A sound wave is a type of pressure wave that travels through the air. As the wave travels into the ear canal (fancy name=external auditory meatus), it first will hit the ear drum (tympanic membrane). Since the sound wave is actually a pressure wave, it will push against the ear drum which will then rebound. This results in a vibration of the ear drum.

The ear drum is connected to three little bones (malleus, incus and stapes) - the smallest bones in your body. These bones (together called the ossicular chain) rock back and forth when the ear drum vibrates thereby transmitting the pressure wave down the ossicular chain to the cochlea.

The cochlea is a fluid filled sac and the ossicular chain is connected to it. As the ossicular chain vibrates, it pushes against the fluid in the cochlea. This causes the fluid to move around in a particular way so that special hairs within the cochlea are moved.

These hair cells are in turn attached to a nerve cell. As the hair cells are moved, they activate the nerve cells which send information down a chain of neurones going up your brain stem, to your thalamus (medial geniculate nucleus) and then to your brain's auditory cortex which is when you perceive sound.

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βˆ™ 12y ago
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βˆ™ 5mo ago

Vibrations in the eardrum, also known as the tympanic membrane. These vibrations are then transmitted through the middle ear bones to the inner ear.

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βˆ™ 12y ago

the tympanum (ear drum) to vibrate

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βˆ™ 10y ago

eardrum

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Q: When sound waves enter your ear they first cause?
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Related questions

Do sound waves get bigger when they enter the ear?

Sound waves do not physically get bigger when they enter the ear. The ear converts the varying pressure of sound waves into electrical signals that the brain interprets as sound. The perception of loudness can change based on how many sound waves reach the ear and how sensitive the ear is to them.


How much pollution does a electromagnetic wave cause?

Electromagnetic waves only cause sound pollution because they are sound waves.


The combination of two or more sound waves can cause?

The combination of two or more sound waves can cause what is known as interference.


How do you hear sound through the ear?

when you hear things, its really sound waves. the sound waves enter your ear, then it vibrates the ear drum.


Where do sound waves enter through?

Sound waves enter through the ear canal, where they travel to the ear drum. The ear drum vibrates in response to the sound waves, transmitting the vibrations to the inner ear where they are converted into electrical signals that the brain can interpret as sound.


What allows sound waves to enter the skull?

Sound waves can enter the skull through the vibrations of the bones in the skull, especially the temporal bone. These vibrations transmit sound waves to the inner ear, where they are then converted into electrical signals that are interpreted by the brain as sound.


What cause soundwave?

Vibrations cause sound waves


When a student plays a guitar how does a sound travel to reach your brain?

When a student plays a guitar, the vibration of the strings creates sound waves. These sound waves travel through the air and enter your ear. Inside your ear, the sound waves cause your eardrum to vibrate, which in turn sends signals to your brain through the auditory nerve, allowing you to perceive the sound of the guitar.


How do you hear sound?

Sound waves enter the ear canal and cause the eardrum to vibrate. These vibrations are transmitted through the middle ear bones to the inner ear, where they are converted into electrical signals by hair cells. These signals travel along the auditory nerve to the brain, which then processes them as sound.


How loudness is produced?

Loudness is produced by the amplitude of sound waves, which corresponds to the amount of energy they carry. When sound waves with higher amplitudes enter our ears, they cause a stronger vibration of the eardrum, which our brain interprets as a louder sound. The louder the sound, the more intense the vibrations and the greater the perception of loudness.


Does sound waves cause objects to vibrate?

Yes, sound waves are vibrations that travel through a medium, such as air or water. When sound waves strike an object, they can make the object vibrate if the frequency of the sound waves matches the natural frequency of the object.


Trace the path of sound waves as they enter the ear Start with the outer ear?

Sound waves enter through the outer ear, then sound waves move through the ear canal. Next sound waves strike the eardrum, causing it to vibrate, then vibrations enter the middle ear. Then the hammer picks up the vibrations, then vibrations are passed to the anvil. Next the vibrations are transmitted to the stirrup, then a vibrating membrane transmits vibrations to the inner ear, and then vibrations are channeled into the cochlea. Then nerve cells detect vibrations and convert them to electrical impulses, then electrical impulses are transmitted to the brain. Then the brain interprets electrical impulses as sound.