Question at position 44 In the auditory system, the ________ or tympanic membrane separates the outer ear from the middle ear and vibrates in response to sound.eardrumoval windowhammercochleaSingle choice
A
eardrum
B
oval window
C
hammer
D
cochlea

Question

Question at position 44 In the auditory system, the ________ or tympanic membrane separates the outer ear from the middle ear and vibrates in response to sound.eardrumoval windowhammercochlea

BlackTom AI · Accepted Answer

Question restatement: In the auditory system, the ________ or tympanic membrane separates the outer ear from the middle ear and vibrates in response to sound. Options: eardrum, oval window, hammer, cochlea

Option 1: eardrum. This is the tympanic membrane itself, which forms the boundary between the outer ear and the middle ear and plays the key role of vibrating when struck by sound waves. This description matches the prompt precisely.

Option 2: oval window. The oval window is a membrane-covered opening that leads from the middle ear to the inner ear. It is the interface through which the stapes transmits vibrations to the cochlear fluids, not the boundary between the outer and middle ears. Hence, it does not fit the given description.

Option 3: hammer. The hammer, or malleus, is one of the auditory ossicles inside the middle ear. It functions to transmit and amplify vibrations from the eardrum to the anvil (incus) and then to the stapes, but it is not the tympanic membrane itself nor the boundary between outer and middle ears.

Option 4: cochlea. The cochlea is a snail-shaped structure in the inner ear responsible for converting mechanical vibrations into neural signals. It lies beyond the middle ear and does not describe the tympanic membrane or its boundary role.

Summary: Only the first option correctly identifies the tympanic membrane that separates the outer from the middle ear and vibrates in response to sound, aligning with the definition provided in the question.

Question at position 44 In the auditory system, the ________ or tympanic membrane separates the outer ear from the middle ear and vibrates in response to sound.eardrumoval windowhammercochleaSingle choice

Similar Questions

Auricular refers to what part of the body?

Select the term that is spelled correctly. Surgical repair of the eardrum:

Question at position 27 When sound waves enter the ear, the first structure they encounter is:CochleaMedial geniculate nucleusTympanic membraneHair cellsClear my selection

The vibration of the stirrup sets into motion a series of important changes in the Blank ______ ear.

Question at position 2 In the auditory system, the ________ is a tubular, fluid-filled structure that is coiled up like a snail.pinnaauditory nervecochleaear drum

Question at position 49 In the auditory system, the bones of the middle ear vibrate by vibrations of theeardrum.saccule.basilar membrane.cochlea.

Question at position 45 In the auditory system, which of the following structures is present in the middle ear?hammerpinnacochleaoval window

Question at position 11 When sound waves enter the ear canal, they firstmove the stirrupvibrate the hammervibrate the eardrumvibrate the cochleamove the oval window

More Practical Tools for Students Powered by AI Study Helper

Homework AI Solver

Stylized AI Paper Writer

Plagiarism Checker Assistant

Citation AI Academic Writing Tool

In-Class Translation Assistant

AI Note Generator

AI Quiz Answers

Past Exam Questions from University Test Bank

Smart Practice Assistant

Adaptive Practice

Making Your Study Simpler