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Multiple Choice Quiz
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Please answer all questions

1
A sensory receptor capable of detecting changes in hydrogen ion concentration is more accurately described as a ______________.
A)thermoreceptor
B)pain receptor
C)mechanoreceptor
D)chemoreceptor
2
Heavy pressure and vibrations stimulate ________________.
A)proprioceptors
B)baroreceptors
C)Meissner's corpuscles
D)Pacinian corpuscles
3
Choose the statement about the sense of pain that is correct.
A)Pain receptors are among many types of receptors in the viscera that produce sensations.
B)A phenomenon known as referred pain can be explained because of common nerve pathways used by both the skin and internal organs.
C)Acute pain fibers are never myelinated.
D)Chronic pain fibers stop sending signals as soon as the stimulus ceases.
4
What type of somatic receptor lies within tendons close to the point of attachment to muscles and is stimulated by increased muscular tension?
A)Golgi tendon organ
B)muscle spindle
C)free nerve ending
D)Meissners corpuscle
5
Which of these statements about the sense of smell is not true?
A)Olfactory receptor cells are bipolar neurons that are not replaced when damaged.
B)Chemicals are received by specific plasma membrane receptors in the olfactory receptor cells.
C)Olfactory receptors do not adapt quickly.
D)The main areas of the brain that interpret the sense of smell lie in the temporal and frontal lobes.
6
The portion(s) of the tongue that actually perceives taste is/are the _____________.
A)taste hairs
B)papillae
C)epithelium of tongue
D)taste buds
7
How do the senses of smell and taste differ?
A)They differ in the types of receptors they employ.
B)They differ in the reproductive rate of the receptors.
C)They differ in their rate of sensory adaptation.
D)They do not both employ cilia or hair-like extension of their receptor cells.
8
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.
9
Loss of the sensation of taste is referred to as _____________.
A)dysosmia
B)ageusia
C)hypogeusia
D)asnosmia
10
The chamber that actually houses the hearing receptors is the __________________.
A)vestibule
B)semicircular canal
C)scala tympani
D)cochlear duct
11
After the inner ear has detected vibrations caused by sound, how is the energy dissipated?
A)perilymph inside the scala tympani absorbs the sound wave energy
B)endolymph inside the cochlear duct absorbs sound wave energy
C)air inside the middle ear dissipates the forces caused by vibrations.
D)perilymph inside the scala vestibuli absorbs sound wave energy
12
The organs of static equilibrium are located within the ______________ and employ shifting ___________ to set up nerve impulses.
A)semicircular canals; gelatinous material
B)vestibule; otoliths
C)cochlea; fluid
D)vestibule; crista ampullaris
13
The inner surface of the eyelids is lined with ______________.
A)conjunctiva
B)extrinsic eye muscles
C)dense connective tissue
D)lacrimal apparatus
14
The region on the retina that produces the sharpest vision is called the _______________.
A)sclera
B)aqueous humor
C)fovea centralis
D)optic disk
15
Objects are perceived by photoreceptors because the rods or cones _______________ as their _________________ in the presence of light.
A)depolarize; pigments are manufactured
B)hyperpolarize; pigments decompose
C)repolarize; pigments remain unchanged
D)depolarize; pigments decompose
16
The ability to sense body position is related to _____ receptors.
A)general
B)pain
C)pressure
D)proprioceptors
17
The area of the brain that integrates proprioceptor data is the _________.
A)cerebrum
B)hypothalamus
C)cerebellum
D)medulla oblongata
18
Most olfactory receptors are located on the ______ surface of the nasal cavity.
A)superior
B)inferior
C)lateral
D)medial
19
Which muscle moves the eye toward the midline?
A)superior oblique
B)inferior oblique
C)medial rectus
D)lateral rectus
20
Which extrinsic eye muscle rotates the eyes clockwise?
A)inferior oblique
B)superior oblique
C)lateral rectus
D)medial rectus
21
Which cranial nerve does not innervate eye muscles?
A)III
B)trochlear
C)abducens
D)II
22
The _____ is a membrane covering the anterior portion of the eyeball except for the cornea.
A)cornea
B)conjunctiva
C)sclera
D)eyelid
23
Which of these is the last in the tear flow sequence?
A)lacrimal duct
B)nasolacrimal duct
C)lacrimal gland
D)lacrimal sac
24
The actual receptors for hearing and balance are _______.
A)chemoreceptors
B)otoliths
C)cochlear cells
D)hair cells
25
The auditory canal is part of the _____.
A)inner ear
B)middle ear
C)outer ear
D)pinna
26
Which is the last structure to vibrate in this sequence?
A)malleus
B)oval window
C)stapes
D)incus







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