Question 1

Which of the following statements is true?

Accepted Answer

A)   Damaged olfactory neurons are replaced.
B)   Olfactory epithelial receptors are highly specific.
C)   Olfaction first goes to the thalamus and is then relayed to the cerebral cortex.
D)   Continued stimulation of olfactory neurons produces the same level of response.
E)   Replacement of neurons is a common phenomenon in the body.F) None of the above
G) A) and D)

Question 2

Which portion of the ear contains the sense organs for hearing and balance?

Accepted Answer

A)   external ear
B)   middle ear
C)   inner ear
D)   auditory tube
E)   tympanic membrane.F) B) and E)
G) A) and B)

Question 3

More sound volume is perceived when

Accepted Answer

A)   sound wave amplitude increases.
B)   action potentials from hair cells are blocked.
C)   sound wave amplitude decreases.
D)   sound wave frequency decreases.
E)   sound wave frequency increases.F) B) and D)
G) C) and D)

Question 4

The transparent mucous membrane that covers the anterior white surface of the eye is the

Accepted Answer

A)   conjunctival fornix.
B)   surface conjunctiva.
C)   bulbar conjunctiva.
D)   palpebral conjunctiva.
E)   sclera.F) B) and D)
G) B) and C)

Question 5

The blink reflex is designed to

Accepted Answer

A)   maintain balance.
B)   regulate pupil size.
C)   provide clearer vision.
D)   keep the eyes moist.
E)   orient the eyes.F) C) and E)
G) A) and B)

Question 6

-The figure is a sagittal section of the eye. What does "C" represent?

Accepted Answer

A)   iris
B)   pupil
C)   lens
D)   conjunctiva
E)   corneaF) None of the above
G) All of the above

Question 7

Arrange the following list of membranes in correct sequence. (1)  tectorial membrane
(2)  vestibular membrane
(3)  tympanic membrane
(4)  basilar membrane

Accepted Answer

A)   1, 2, 3, 4
B)   3, 4, 1, 2
C)   3, 2, 4, 1
D)   2, 4, 3, 1
E)   4, 3, 2, 1F) None of the above
G) All of the above

Question 8

Which of the following structures is considered to be an accessory structure of the eye?

Accepted Answer

A)   lens
B)   retina
C)   sclera
D)   palpebrae
E)   corneaF) B) and D)
G) A) and C)

Question 9

Rapid changes in altitude can rupture the eardrum. Symptoms that may occur include

Accepted Answer

A)   dizziness.
B)   light headedness.
C)   feeling of a "full" ear.
D)   ringing in the ears.
E)   hearing impairment.F) All of the above
G) A) and D)

Question 10

Which of the following is NOT a feature of the retina?

Accepted Answer

A)   ganglion cells
B)   photoreceptors
C)   optic chiasm
D)   optic disc
E)   fovea centralisF) A) and B)
G) A) and C)

Question 11

The malleus, incus, and stapes

Accepted Answer

A)   are parts of the cochlea.
B)   are located in the inner ear.
C)   are surrounded by endolymph.
D)   transmit vibrations from the eardrum to the oval window.
E)   are surrounded by fluid.F) B) and D)
G) B) and C)

Question 12

Neurons synapsing on the hair cells of the maculae and the crista ampullaris have cell bodies in the

Accepted Answer

A)   superior colliculus.
B)   vestibular ganglion.
C)   superior olivary nucleus.
D)   medial geniculate nucleus.
E)   cochlear ganglion.F) All of the above
G) C) and E)

Question 13

The round window

Accepted Answer

A)   reflects sound waves.
B)   vibrates the basilar membrane.
C)   allows for compression of the organ of Corti.
D)   acts as a mechanical release for waves within the cochlea.
E)   increases the pressure of the perilymph.F) A) and E)
G) B) and C)

Question 14

Humans are able to distinguish several million shades of color because

Accepted Answer

A)   humans have large retinas.
B)   humans have binocular vision.
C)   they have many different types of cone cells.
D)   different proportions of cone cells respond to each wavelength of light.
E)   humans have more cones than rods.F) A) and E)
G) C) and E)

Question 15

Match the structure with the appropriate description.
-cones

Accepted Answer

A)  photoreceptor cells that function in black and white vision
B)  photoreceptor cells that function in color vision
C)  the opening in the iris
D)  the innermost tunic of the eye
E)  a pigmented contractile structureF) A) and B)
G) A) and E)

Question 16

Arrange the following parts of the neuronal pathway for hearing in the correct sequence. (1)  inferior colliculus
(2)  medial geniculate nucleus
(3)  superior olivary nucleus
(4)  auditory cortex
(5)  cochlear nucleus

Accepted Answer

A)   4, 5, 3, 1, 2
B)   5, 3, 1, 2, 4
C)   1, 2, 3, 5, 4
D)   5, 2, 1, 3, 4
E)   5, 4, 1, 3, 2F) B) and C)
G) B) and D)

Question 17

Damage to which of the following cranial nerves may impair the sense of taste?

Accepted Answer

A)   facial
B)   abducens
C)   trigeminal
D)   hypoglossal
E)   accessoryF) C) and E)
G) A) and B)

Question 18

Match the structure with the appropriate description.
-pupil

Accepted Answer

A)  photoreceptor cells that function in black and white vision
B)  photoreceptor cells that function in color vision
C)  the opening in the iris
D)  the innermost tunic of the eye
E)  a pigmented contractile structureF) A) and B)
G) A) and C)

Question 19

Taste buds are not associated with _____ papillae.

Accepted Answer

A)   foliate
B)   filiform
C)   fungiform
D)   vallate
E)   papilliformF) C) and E)
G) B) and D)

Question 20

The contractile structure that surrounds the pupil is the

Accepted Answer

A)   iris.
B)   ciliary ring.
C)   sclera.
D)   ciliary muscle.
E)   retina.F) A) and E)
G) A) and B)

Exam 15: The Special Senses

Taste buds are not associated with _____ papillae.

Correct AnswerverifiedShow Answer

Which of the following is NOT a feature of the retina?

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More sound volume is perceived when

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Arrange the following list of membranes in correct sequence. (1) tectorial membrane (2) vestibular membrane (3) tympanic membrane (4) basilar membrane

Correct AnswerverifiedShow Answer

The malleus, incus, and stapes

Correct AnswerverifiedShow Answer

The contractile structure that surrounds the pupil is the

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The round window

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Which portion of the ear contains the sense organs for hearing and balance?

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Match the structure with the appropriate description. -pupil

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Neurons synapsing on the hair cells of the maculae and the crista ampullaris have cell bodies in the

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Humans are able to distinguish several million shades of color because

Correct AnswerverifiedShow Answer

Damage to which of the following cranial nerves may impair the sense of taste?

Correct AnswerverifiedShow Answer

Which of the following structures is considered to be an accessory structure of the eye?

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Arrange the following parts of the neuronal pathway for hearing in the correct sequence. (1) inferior colliculus (2) medial geniculate nucleus (3) superior olivary nucleus (4) auditory cortex (5) cochlear nucleus

Correct AnswerverifiedShow Answer

Rapid changes in altitude can rupture the eardrum. Symptoms that may occur include

Correct AnswerverifiedShow Answer

Which of the following statements is true?

Correct AnswerverifiedShow Answer

The blink reflex is designed to

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Match the structure with the appropriate description. -cones

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-The figure is a sagittal section of the eye. What does "C" represent?

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The transparent mucous membrane that covers the anterior white surface of the eye is the

Correct AnswerverifiedShow Answer

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