Question 1

Pinkeye is an acute inflammation of the ________.

Accepted Answer

A)  retina 
B)  choroid 
C)  sclera 
D)  conjunctiva 
E)  lacrimal gland 
A)  retina 
B)  choroid 
C)  sclera 
D)  conjunctiva 
E)  lacrimal gland

Question 2

Which of the following situations would have the greatest effect on depth perception?

Accepted Answer

A)  Having a deficiency of vitamin D 
B)  Having conjunctivitis 
C)  The amount of pupillary dilation 
D)  Losing one eye in an accident 
E)  The local climate where one lives 
A)  Having a deficiency of vitamin D 
B)  Having conjunctivitis 
C)  The amount of pupillary dilation 
D)  Losing one eye in an accident 
E)  The local climate where one lives

Question 3

Arrange the following structures in the order in which they vibrate when a sound wave enters the ear.
(1) Auditory ossicles
(2) Endolymph
(3) Oval window
(4) Perilymph
(5) Tympanic membrane

Accepted Answer

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

Question 4

Rhodopsin is found in the ________.

Accepted Answer

A)  rods 
B)  cones 
C)  choroid 
D)  pigmented retina 
E)  amacrine cells 
A)  rods 
B)  cones 
C)  choroid 
D)  pigmented retina 
E)  amacrine cells

Question 5

A 100 dB sound (loud) of 150 Hz (low pitch) would cause which of the following to occur?

Accepted Answer

A)  The tectorial membrane to vibrate slightly near the apex. 
B)  The tectorial membrane to vibrate vigorously near the base. 
C)  The basilar membrane to vibrate slightly near the base. 
D)  The basilar membrane to vibrate vigorously near the apex. 
A)  The tectorial membrane to vibrate slightly near the apex. 
B)  The tectorial membrane to vibrate vigorously near the base. 
C)  The basilar membrane to vibrate slightly near the base. 
D)  The basilar membrane to vibrate vigorously near the apex.

Question 6

The attenuation reflex

Accepted Answer

A)  amplifies loud noises. 
B)  enhances low frequency sounds. 
C)  prevents damage to delicate ear structures. 
D)  involves the scala vestibuli and the scala tympani. 
E)  vibrates the tympanic membrane. 
A)  amplifies loud noises. 
B)  enhances low frequency sounds. 
C)  prevents damage to delicate ear structures. 
D)  involves the scala vestibuli and the scala tympani. 
E)  vibrates the tympanic membrane.

Question 7

Damage to the chorda tympani in the right ear could result in loss of taste on the right anterior two-thirds of the tongue.

Accepted Answer

A) True 
 B)False

Question 8

Match the structure associated with the eye with the appropriate description.
-Palpebral conjunctiva

Accepted Answer

A) The angle where the eyelids join 
B) The space between the two eyelids 
C) Another name for the eyelids 
D) The membrane that covers the inner surface of the eyelids 
E) The membrane that covers the anterior sclera of the eye 
A) The angle where the eyelids join 
B) The space between the two eyelids 
C) Another name for the eyelids 
D) The membrane that covers the inner surface of the eyelids 
E) The membrane that covers the anterior sclera of the eye

Question 9

Rachel has a lesion on cranial nerve IX. Which of the following would you expect Rachel to experience?

Accepted Answer

A)  Partial loss of the sense of taste 
B)  Complete loss of the sense of smell 
C)  Complete loss of the sense of taste 
D)  Partial loss of the sense of smell 
A)  Partial loss of the sense of taste 
B)  Complete loss of the sense of smell 
C)  Complete loss of the sense of taste 
D)  Partial loss of the sense of smell

Question 10

Match the eye structure with the appropriate description.
-Vitreous humor

Accepted Answer

A) Blood vessels enter and the optic nerve exits here 
B) A small yellow spot near the center of the posterior retina 
C) The portion of the retina with the greatest visual acuity 
D) A jelly-like substance in the posterior cavity of the eye 
E) The fluid that fills the anterior cavity of the eye 
A) Blood vessels enter and the optic nerve exits here 
B) A small yellow spot near the center of the posterior retina 
C) The portion of the retina with the greatest visual acuity 
D) A jelly-like substance in the posterior cavity of the eye 
E) The fluid that fills the anterior cavity of the eye

Question 11

Select components of the neuronal pathway for balance. (Check all that apply.)

Accepted Answer

A)  Facial nerve ganglion 
B)  Thalamus 
C)  Vestibular nucleus 
D)  Vestibulocochlear nerve 
A)  Facial nerve ganglion 
B)  Thalamus 
C)  Vestibular nucleus 
D)  Vestibulocochlear nerve

Question 12

If the basilar membrane were damaged near its apex, the person would have difficulty hearing the high pitch piccolo solo in a marching band performance.

Accepted Answer

A) True 
 B)False

Question 13

Arrange the following structures in the order in which they would vibrate as a result of the tympanic membrane vibrating.
(1) Oval window
(2) Vestibular membrane and endolymph
(3) Auditory ossicles
(4) Basilar membrane
(5) Perilymph

Accepted Answer

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

Question 14

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. 
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.

Question 15

Damage to which of the following bones would most likely affect a person's olfactory perception?

Accepted Answer

A)  Ethmoid 
B)  Lacrimal 
C)  Maxilla 
D)  Mandible 
A)  Ethmoid 
B)  Lacrimal 
C)  Maxilla 
D)  Mandible

Question 16

Which of the following statements is NOT true of hyperopia?

Accepted Answer

A)  Corrected by "minus" lenses 
B)  Close objects are fuzzy 
C)  Eyeball is too short 
D)  Corrected by convex lenses 
E)  Image focused behind the retina 
A)  Corrected by "minus" lenses 
B)  Close objects are fuzzy 
C)  Eyeball is too short 
D)  Corrected by convex lenses 
E)  Image focused behind the retina

Question 17

Disarticulation of the malleus and incus would result in sensorineural hearing loss.

Accepted Answer

A) True 
 B)False

Question 18

The anterior and posterior chambers of the eye are separated by the ________.

Accepted Answer

A)  lens 
B)  retina 
C)  cornea 
D)  iris 
E)  optic disc 
A)  lens 
B)  retina 
C)  cornea 
D)  iris 
E)  optic disc

Question 19

Match the structure of the eye with the appropriate description.
-Rods

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 structure 
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 structure

Question 20

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. 
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.

Exam 15: The Special Senses

Pinkeye is an acute inflammation of the ________.

Which of the following situations would have the greatest effect on depth perception?

Arrange the following structures in the order in which they vibrate when a sound wave enters the ear. (1) Auditory ossicles (2) Endolymph (3) Oval window (4) Perilymph (5) Tympanic membrane

Rhodopsin is found in the ________.

A 100 dB sound (loud) of 150 Hz (low pitch) would cause which of the following to occur?

The attenuation reflex

Damage to the chorda tympani in the right ear could result in loss of taste on the right anterior two-thirds of the tongue.

Match the structure associated with the eye with the appropriate description. -Palpebral conjunctiva

Rachel has a lesion on cranial nerve IX. Which of the following would you expect Rachel to experience?

Match the eye structure with the appropriate description. -Vitreous humor

Select components of the neuronal pathway for balance. (Check all that apply.)

If the basilar membrane were damaged near its apex, the person would have difficulty hearing the high pitch piccolo solo in a marching band performance.

Arrange the following structures in the order in which they would vibrate as a result of the tympanic membrane vibrating. (1) Oval window (2) Vestibular membrane and endolymph (3) Auditory ossicles (4) Basilar membrane (5) Perilymph

The round window

Damage to which of the following bones would most likely affect a person's olfactory perception?

Which of the following statements is NOT true of hyperopia?

Disarticulation of the malleus and incus would result in sensorineural hearing loss.

The anterior and posterior chambers of the eye are separated by the ________.

Match the structure of the eye with the appropriate description. -Rods

Humans are able to distinguish several million shades of color because

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