Anatomy and Physiology 2015-2016
Exam 4: Chapter 12 Special Senses
1. Which cells proliferate to replace lost olfactory
cells
a. Mitral cells
b. Basal cells
c. Olfactory hairs
d. Tufted cells
2. The transparent anterior portion of the outer
eye coat which allows light rays to enter the
interior of the eye is the
a. Conjunctiva
b. Cornea
c. Iris
d. Sclera
3. Which auditory ossicle is attached to the
tympanic membrane?
a. Anvil
b. Incus
c. Malleus
d. Stapes
4. Which of the following cranial nerves does not
transmit taste sensation?
a. Trigeminal nerve(V)
b. Facial nerve(VII)
c. Glossopharyngeal nerve (IX)
d. Vagus nerve (X)
5. Identify the three layers of the eye in from the
outer most layer to the inner most layer.
a. fibrous tunic, nervous tunic, vascular
tunic
b. fibrous tunic, vascular tunic, nervous
tunic
c. nervous tunic, fibrous tunic, vascular
tunic
d. vascular tunic, fibrous tunic, nervous
tunic
6. Which of the following describe the
relationship between olfaction and gustation?
a. Gustatory hairs can also detect
odorants.
b. Olfactory hairs can also detect tastants
c. Olfactory sensations provide
information about a substance that
may be thought of as taste
d. There is no relationship between the
olfactory and gustatory senses.
7. The receptor cells for hearing are located
within the
a. Macula
b. Organ of Corti
c. Uticle
d. Vestibule
8. Most olfactory receptors are located on the
____ surface of the nasal cavity
a. Superior
b. Inferior
c. Lateral
d. Medial
9. From superficial to deep, the three main cell
layers of the sensory retina are
a. photoreceptors - bipolar cells ganglion cells
b. ganglion cells - bipolar cells photoreceptors.
c. bipolar cells - ganglion cells photoreceptors
d. photoreceptors - ganglion cells bipolar cells
10. Short tube that conveys sound waves to the
tympanic membrane
a. External auditory canal
b. Auditory tube
c. Canal of Schlemm
d. Eustachian tube
11. How many primary taste have been identified
a. 4
b. 5
c. 7
d. 500
12. Watery fluid we call “tears” is secreted by
a. Ceruminous glands
b. Eccrine glands
c. Lacrimal glands
d. Tarsal glands
13. The actual receptors for hearing and balance
are the _____.
a. mechanoreceptors
b. otoliths
c. cochlear cells
d. hair cells
14. Why do odors sometimes alter our moods?
a. Because sensory input from olfaction is
routed through the limbic system.
b. Because odors act as
neurotransmitters and alter brain
chemistry
c. Because odors are satisfying to our
sense of hunger
d. Odors do not alter mood
15. Papillae which have no taste receptors
associated with them
a. Circumvallate
b. Fungiform
c. Vallate
d. Filiform
16. The auditory canal is part of the
a. Inner ear
b. Middle ear
c. Outer ear
d. Pinna
17. Location in the retina at which the sharpest
images are produced
a. Fovea centralis
b. Optic chiasm
c. Optic disc
d. Choroid
18. Chemicals in food which olfactory hairs
respond to
a. Odorants
b. Tastants
c. Deodorants
d. Chemicals
19. Area which gives rise to the conscious
perception of taste
a. Primary visual area
b. Primary auditory area
c. Primary gustatory area
d. Primary olfactory area
20. Identify the correct order in which vibrations
travel through the auditory ossicles.
a. incus, malleus, stapes
b. stapes, malleus, incus
c. malleus, incus, stapes
d. stapes, incus, malleus
21. All of the following are part of the middle
"vascular" tunic of the eye EXCEPT
a. choroid
b. ciliary body
c. iris
d. cornea
22. When stimulated by a tastent these cells
release a neurotransmitter
a. Olfactory receptor cells
b. Gustatory receptor cells
c. Taste receptor cells
d. Hair cells
23. Receptors which detect chemicals in the
mouth and nose
a. Mechanoreceptors
b. Thermoreceptors
c. Nociceptors
d. Chemoreceptors
24. System responsible for invoking memories or
emotions when you eat or smell something
a. Endocrine system
b. Limbic system
c. Thalamus
d. Medulla
25. Auditory ossicle which causes the oval
window to move in and out, setting fluid in
the inner ear in motion
a. Incus
b. Malleus
c. Stapes
d. Anvil
26. Colored portion of the eye as seen in an
anterior view
a. Choroid
b. Ciliary body
c. Cornea
d. Iris
27. Damage to the vestibulocochlear nerve
would result in some loss of
a. Hearing and balance
b. Hearing and taste
c. Smell
d. Taste
28. The organs of static equilibrium are located
within the ______________ and employ
shifting ___________ to set up nerve
impulses.
a. vestibule; gelatinous material
b. saccule and utricle; otolithic
membrane
c. cochlea; fluid
d. saccule and utricle; crista ampullaris
Matching
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42.
The white of the eye: _________
Cochlea, vestibule, semicircular canal make up the: _______
Chamber that houses the hearing receptors: _______
Eustachian tube, Ossicles, Oval window make up the: ________
Nerve which is responsible for sending impulses from
the nose to the brain: _______
Nerve which is responsible for sending impulses from
the eye to the brain: _______
Mushroom shaped papillae scattered over the tongue: ______
Earwax: ______
Contains the receptors for taste: ______
Decrease in strength of sensation during a prolonged stimulus: ________
Inability to focus well on close objects: ______
Inability to focus well on far objects: _______
External auditory canal, Pinna, Tympanic membrane make up the: _______
Fluid that provides nutrients to the lens and cornea: ________
A.
B.
C.
D.
E.
F.
G.
H.
I.
J.
K.
L.
M.
Aqueous humor
Taste buds
Fungiform
Outer Ear
Middle Ear
Inner Ear
Olfactory nerve
Sclera
Cerumen
Accommodation
Optic nerve
Myopia
Hyperopia
Labeling
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Look on the back side 
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Short Answer:
56. What is the pathway of light through the retina:________________________________________________
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57. Explain the physiology of hearing (how does hearing work): ______________________________________
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58. List the steps of the visual pathway: ___________________________________________________________
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59. What 4 conditions must occur for a stimulation to occur and provide an example: _____________________
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60. If you were to cut the optic nerve on the right side of the eye what would happen? (explain why you think
this would happen) ________________________________________________________________________
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61. If you were to cut the optic tract on the right side of the eye what would happen? (explain why you think
this would happen) ________________________________________________________________________
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