Audiology Anatomy & Physiology Flashcards Preview

Medical Transcription > Audiology Anatomy & Physiology > Flashcards

Flashcards in Audiology Anatomy & Physiology Deck (17)
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1
Q

The part of the ear that we can see

A

External ear

2
Q

Part of ear projecting from head, composed of cartilage and fat

A

Pinna

3
Q

Function of pinna

A

Collects sound waves, funnels into ear canal

4
Q

Ear canal leading to middle ear

A

External auditory meatus

5
Q

Glands that produce earwax

A

Ceruminous glands

6
Q

Earwax

A

Cerumen

7
Q

Separates external and middle ear

A

Tympanic membrane

8
Q

Function of TM

A

Vibrates as sound waves move through canal

9
Q

Connects external/middle ear to throat

A

Eustachian tube

10
Q

Function of Eustachian tube

A

Equalizes air pressure

11
Q

Small moist cavity in temporal bone containing air and 3 small ossicles (bones)

A

Middle ear

12
Q

Chain of 3 ossicles

A

Malleus>Incus>Stapes

13
Q

Most important part of ear, contains mechanisms for converting sound waves to nerve impuses

A

Inner ear

14
Q

3 parts of bony labyrinth

A

Vestibule, Cochlea, Vestibular apparatus

15
Q

2 Fluids contained in labyrinth

A

Perilymph and Endolympth

16
Q

Sound receptor containing sensitive hair cells, contained in cochlea

A

organ of Corti

17
Q

top of nasal cavity which has receptor to transmit smell

A

olfactory epithelium