Ihs Hearing Test

Front 1

The adult ear canal?

Back 1

rises upward and forward, then descends to the drum

Front 2

The isthmus is ?

Back 2

where the canal narrow to enter the temporal bone

Front 3

The pinna and external canal together:

Back 3

gather and reinforce acoustical signals

with the irregular shape of the auricle, causes increases and decreases at different frequencies as the sound arrives at the ear

forms a resonating tube

All of the above

Front 4

The average resonant frequency of the ear canal plus concha is ?

Back 4

2700 Hz

Front 5

The dividing line between the external ear and the middle ear is the?

Back 5

tympanic membrane

Front 6

The ear canal contains?

Back 6

cilia, ceruminous glands, sebaceous glands

Front 7

The Vagus Nerve (Xth Cranial) is found?

Back 7

along the bottom of the ear

Front 8

Which of the following terms is not part of the tympanic membrane?

Back 8

pars tensa

crus

pars flaccida

umbo

Front 9

An otoscopic inspection should reveal?

Back 9

a view of the pearly white tympanic membrane

Front 10

Which of the following is part of the pinna?

Back 10

tragus

intertragal notch

triangular fossa

all of the above

Front 11

Atresia refers to:

Back 11

A closure of the auditory canal

Front 12

Perforation of the ear drum is?

Back 12

Any tearing of the eardrum that can be caused by many things, like an infection, explosion or fracture of the temporal bone

Front 13

What are the 4 types of hearing loss

Back 13

conductive

sensorineural

central

mixed

Front 14

Conductive losses can be caused by

Back 14

A. a prolapsed canal B. impacted cerumen C. damaged hair cells D. (a) and (b) above

Front 15

Which surgical technique repairs a torn TM?

Back 15

myringoplasty

Front 16

A Cholesteatoma is described as:

Back 16

a pouch of skin filled with epithelial debris

Front 17

When an excess of cerumen or a blockage of cerumen is detected, the hearing aid specialist should:

Back 17

Refer to physician

Front 18

A swollen ear may be caused by:

Back 18

A. eczema B. otitis externa C. dermatitis D. all of the above

Front 19

Tympanosclerosis may be described as:

Back 19

calcium deposits

Front 20

A tympanic perforation may cause what type of hearing loss

Back 20

conductive

Front 21

Theoretically, the increase in sound pressure provided by the middle ear structure is about how many DB

Back 21

27db

Front 22

The footplate of the stapes fits into the:

Back 22

the Oval Window

Front 23

A type 'A' tympanogram would indicate which kind of compliance?

Back 23

Normal

Front 24

The difference in area size between the tympanic membrane and the footplate of the stapes increasing the sound pressure at the footplate is:

Back 24

the transfer function or aerial ratio

Front 25

The middle ear cavity contains:

Back 25

annular ligament, malleus, stapes and tensor tympani

Front 26

The middle ear system is often referred to as :

Back 26

fundamental transformer

Front 27

The middle ear cavity, as a transducer, changes energy from one form to another. The energy change is from:

Back 27

Acoustic, mechanical, hydraulic

Front 28

The middle ear muscles contract, resulting in:

Back 28

Acoustic Reflex

Front 29

he middle ear muscles contract, resulting in:

Back 29

nasopharynx

Front 30

The eustachian tube of a child is:

Back 30

A. straight B. short C. horizontal D. all of the above

Front 31

A cholesteatoma:

Back 31

A. occurs in the middle ear B. may perforate the eardrum C. is usually accompanied by a constant odorous discharge D. all of the above

Front 32

Changes in either stiffness or mass occur when the normal middle ear function is altered by disease or trauma causing:

Back 32

a feeling of stuffiness or a complaint of hearing in a barrel

Front 33

Otosclerosis is?

Back 33

A. occurs more often in women than men B. occurs more often in Caucasians than other races C. appears to be inherited D. all of the above

Front 34

Most dysfunctions of the outer or middle ear cause what kind of loss

Back 34

Conductive loss

Front 35

Otitis media may occur with:

Back 35

fluid in the middle ear

Front 36

A plastic or steel strut replaces the stapes during a:

Back 36

stapedectomy

Front 37

Treatment for chronic otitis media may include:

Back 37

myringotomy

Front 38

A radical mastiodectomy includes removal of:

Back 38

ossicular chain, mastoid

Front 39

he ossicular chain is supported and suspended by:

Back 39

stapedius, tensor tympani and ligaments

Front 40

The ear, due to its physical characteristics, enhances which frequencies?

Back 40

2k-5K