Exercise 7 Ear

Question 1

What is the medical specialty concerned with the ears, nose & throat and their diseases?

Answer 1

otorhinolaryngology

Question 2

Specialist who treats ears, nose & throat disorders by medical or surgical means

Answer 2

ear, nose & throat specialist or otorhinolarngologist

Question 3

Specially trained professional who tests hearing & assesses hearing disorders?

Answer 3

audiologist

Question 4

Which cranial nerve carries nerve impulses for both hearing & balance from the ear to the brain?

Answer 4

eighth cranial nerve (vestibulocochlear nerve)

Question 5

Parts of the ear: the external ear.

Answer 5

pinna or auricle. collects sound waves or vibrations, which are passed thru the ear to the brain.

Question 6

Parts of the ear: a thin piece of skin stretched tight like a drum..

Answer 6

eardrum or tympanic membrane. separates the external ear from the middle ear.

Question 7

Parts of the ear: when sound waves reach the eardrum they cause the eardrum to vibrate. where does this happen.

Answer 7

middle ear.

Question 8

Parts of the ear: connects the middle ear to the back of the nose.

Answer 8

Eustachian tube. acts like a pressure valve.

Question 9

Parts of the ear: sound comes into the inner ear as vibrations

Answer 9

inner ear or internal ear or labyrinth

Question 10

Parts of the ear: a small, snail shaped spiral tube

Answer 10

cochlea - is filled with liquid which is set into motion like a wave when the ossicles vibrate.