Ear Anatomy

Question 1

Auricle

Answer 1

made of cartilage and skin, funnels sound into the ear canal

Question 2

Hair Cells

Answer 2

Convert sound waves into electrical waves to be transmitted to central nervous system

Question 3

Stereocilia

Answer 3

tiny hair-like projections, required for hearing and balance. convert physical force from sound and head movement

Question 4

Auditory canal

Answer 4

Tube that carries sound from outer ear to eardrum (outer ear)

Question 5

Tympanic membrane

Answer 5

also known as eardrum, vibrates and then transferred to tiny bones in middle ear

Question 6

malleus

Answer 6

hammer-shaped bone or ossicle connected with incus (auditory ossicle)

Question 7

incus

Answer 7

aka anvil, small bone that transmits vibrations from malleus to stapes (auditory ossicle)

Question 8

Stapes

Answer 8

transmits sound vibrations from incus to oval window (auditory ossicle)

Question 9

Oval window

Answer 9

Helps transmit from middle to inner ear

Question 10

Cochlea

Answer 10

fluid filled, spiral shaped, snail shaped organ in the inner ear

Question 11

semicircular canals

Answer 11

part of the vestibular system for balance

Question 12

Organ of Corti

Answer 12

inside the cochlea