Chapter 15 - FITB

Question 1

Name the 3 Divisions of the Ear:

1. ______________
2. ______________
3. ______________

Answer 1

1. the outer ear
2. the middle ear
3. the inner ear

Question 2

The ear contains structures or both the sense of __________ or _________

Answer 2

hearing /or/ balance

Question 3

The external portion of the ear is known as the ________ or _________, and serves to protect the ___________ membrane which is also known as the ___________.

Answer 3

The external portion of the ear is known as the (auricle) or (pinna), and serves to protect the (tympanic) membrane which is also known as the (eardrum).

Question 4

The canal contains modified sweat glands that secrete __________, also known as ________

Answer 4

cerumen (sir-room-in) …. aka. earwax

Question 5

The bones in the middle ear are known as _________

Answer 5

ossicles

Question 6

Name (provide both names for each bone) the 3 Bones of the Middle Ear

1. __________________
2. __________________
3. __________________

Answer 6

1. malleus (hammer)
2. incus (anvil)
3. stapes (stirrup)

Question 7

Name the 3 structures of the inner ear

1. ____________
2. ____________
3. ____________

Answer 7

1. cochlea
2. vestibule
3. semicircular canals

Question 8

The _______ ___ ________ contains hair cell sensory receptors for the sense of hearing.

Answer 8

organ of Corti

Question 9

Name the 2 fluids located in the inner ear

1. ____________
2. ____________

Answer 9

1. perilymph

2. endolymph

Question 10

___________, also called crystals are a part of the sense of equilibrium.

Answer 10

otoliths

Question 11

The ear is connected to the throat buy the __________ _______.

Answer 11

eustachian tube

Question 12

The ________ is a snail shaped bony structure

Answer 12

cochlea

Question 13

The ___________ _______ are associated with dizziness and motion sickness to the movement of fluid.

Answer 13

semicircular canals