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Title

VAP 15.4-15.9

Description

MAP Questions for Lykins Exam 4

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Subject

Anatomy

Level

Undergraduate 1

Created

12/11/2013

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Term

The tensor tympani muscle:

inserts on the "handle" of the malleus.

originates from the posterior wall of the middle ear and inserts on the stapes.

permits the equalization of pressures on either side of the tympanic membrane.

attaches at three points to the interior surface of the tympanic membrane.

Definition

inserts on the "handle" of the malleus.

Term

The external ear ends at the

The external ear ends at the

tympanic membrane.

pinna.

cochlea.

vestibule.

ossicles.

Definition

tympanic membrane.

Term

The auditory ossicles connect the

The auditory ossicles connect the

stapedius to the tympanic membrane.

otitis to the media.

oval window to the round window.

tympanic membrane to the oval window.

tympanic membrane to the round window.

Definition

tympanic membrane to the oval window.

Term

The middle ear communicates with the nasopharynx through the

The middle ear communicates with the nasopharynx through the

auricle.

auditory tube.

auditory meatus.

bony labyrinth.

membranous labyrinth.

Definition

auditory tube.

Term

Which of these anatomical sequences is correct?

Which of these anatomical sequences is correct?

tympanum - incus - stapes - malleus - oval window - round window

tympanum - incus - malleus - stapes - oval window - round window

tympanum - malleus - incus - stapes - round window - oval window

tympanum - incus - malleus - stapes - round window - oval window

tympanum - malleus - incus - stapes - oval window - round window

Definition

tympanum - malleus - incus - stapes - oval window - round window

Term

Which structure(s) contains receptors sensitive to linear acceleration?

Which structure(s) contains receptors sensitive to linear acceleration?

cochlear duct

tympanic membrane

semicircular ducts

utricle

Definition

utricle

Term

Gravity and linear acceleration are sensed in the

Gravity and linear acceleration are sensed in the

semicircular canals.

organ of Corti.

statoconia.

cochlea.

saccule and utricle.

Definition

saccule and utricle.

Term

The sensory receptors of the semicircular canals are located in the

The sensory receptors of the semicircular canals are located in the

saccules.

ampullae.

perilymph.

utricles.

cupulae.

Definition

ampullae.

Term

Movement of the endolymph in the semicircular canals

Movement of the endolymph in the semicircular canals

signals linear acceleration.

allows us to hear low tones.

signals rotational movements.

produces a rushing sound.

signals body position with respect to gravity.

Definition

signals rotational movements.

Term

Which of the following descriptions best matches the term otoliths?

Which of the following descriptions best matches the term otoliths?

bending these produces receptor potential in hair cells

move up and down when the stapes moves back and forth

seal the oval window

transmit movement of the tympanic membrane to the inner ear

tiny weights necessary for the static sense of equilibrium

Definition

tiny weights necessary for the static sense of equilibrium

Term

When an external force bends the stereocilia of the inner ear hair cells,

When an external force bends the stereocilia of the inner ear hair cells,

dizziness results.

there is a change in the transmembrane potential of the hair cells.

the cells become unresponsive.

the hair cells are temporarily damaged.

the force is converted into mechanical energy.

Definition

there is a change in the transmembrane potential of the hair cells.

Term

Which is correct regarding the structural features of the cochlea?

Which is correct regarding the structural features of the cochlea?

The tympanic duct is filled with endolymph.

The organ of Corti is found in the tympanic duct.

The cochlear duct is filled with perilymph.

The vestibular duct is filled with perilymph.

Definition

The vestibular duct is filled with perilymph.

Term

The structure that supports the organ of Corti is the

The structure that supports the organ of Corti is the

tectorial membrane.

basilar membrane.

vestibular duct.

tympanic membrane.

membranous labyrinth.

Definition

basilar membrane.

Term

When analyzing the generation of sound waves in the ear, the number of hair cells stimulated is interpreted as which characteristic?

When analyzing the generation of sound waves in the ear, the number of hair cells stimulated is interpreted as which characteristic?

wavelength

pitch

frequency

volume

Definition

volume

Term

Sound waves are converted into mechanical movements by the

Sound waves are converted into mechanical movements by the

cochlea.

tympanic membrane.

round window.

oval window.

auditory ossicles.

Definition

tympanic membrane.

Term

The frequency of a perceived sound depends on

The frequency of a perceived sound depends on

which part of the cochlear duct is stimulated.

the movement of perilymph in the cochlear duct.

the number of hair cells that are stimulated.

the frequency of stereocilia vibration.

the frequency of vibration of the tectorial membrane.

Definition

which part of the cochlear duct is stimulated.

Term

The cell bodies of sensory neurons that innervate the hair cells of the cochlea form the ________ ganglion.

The cell bodies of sensory neurons that innervate the hair cells of the cochlea form the ________ ganglion.

cochlear

vestibular

auditory

acoustic

spiral

Definition

spiral

Term

To which structure do the vestibular nuclei relay information about position and balance?

To which structure do the vestibular nuclei relay information about position and balance?

auditory cortex of the temporal lobe

medulla oblongata

medial geniculate nucleus of the thalamus

cerebellum

Definition

cerebellum

Term

Which structure contains the receptors for hearing?

utricle and saccule

auditory ossicles

semicircular canals

vestibulocochlear nerve

cochlea

Definition

cochlea

Term

Taste buds are monitored by cranial nerves

IX, X, and XI.

V, VII, and IX.

VII, VIII, and IX.

IX, XI, and XII.

VII, IX, and X.

Definition

VII, IX, and X.

Term

Taste receptors are distributed in which of the following places?

surface of the epiglottis

surface of the tongue

portions of the pharynx

all of the above

none of the above

Definition

all of the above

Term

A patient who experienced head trauma has lost the ability to taste spicy food. You should expect damage to cranial nerve ________.

IX

III

V

VII

XII

Definition

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