Term
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Definition
Cells in the nervous system that report touch show all the following EXCEPT:
a. Localization for areas of the skin
b. Unlimited life span
c. Center-surround receptive fields
d. Sensory adaptation |
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Term
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Definition
Information that an injury has just occurred is carried to the brain via the ______ pain pathway; information that the injury has not yet healed is carried to the brain via the ______ pain pathway:
a. Fast; slow
b. Fast; fast
c. Slow; fast
d. Slow; slow |
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Term
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Definition
The pathway for pain that results in the experience of pain being less localized and longer lasting is the:
a. Thalamic pathway
b. Endorphin pathway
c. Slow pathway
d. Generic pathway |
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Term
| b. Thin unmyelinated neurons called C fibers |
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Definition
Neural transmission in the slow pain pathway depends on:
a. Thick myelinated neurons called A-delta fibers
b. Thin unmyelinated neurons called C fibers
c. Pulsating neural impulses called pain spindles
d. Opponent process reseptors in the area surrounding injury |
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Term
| b. Thin, unmyelinated C fibers |
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Definition
Angie has had a slow throbbing pain in her ankles since she twisted it rollerblading last week. These pain signals are traveling along:
a. Ungated endorphin pathways in the hypothalamus
b. Thin, unmyelinated C fibers
c. Thick, myelinated A-delta fibers
d. Periacqueductal gray neurons in the midbrain |
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Term
| d. Thick, myelinated A-delta fibers |
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Definition
Derek dropped a hammer on his foot and shrieked a split second later at the intense pain from the newly broken toe. The almost instantaneous pain signals travel along:
a. Thin, unmyelinated C fibers
b. Gated endorphin pathways in the hypothalamus
c. Periacqueductal gray neurons in the midbrain
d. Thick, myelinated A-delta fibers |
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Term
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Definition
Which of the following has NOT been shown to influence the perception of pain in humans?:
a. Mood
b. Personality
c. Expectations
d. Age |
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Term
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Definition
A theory that can account for the fact that people suffering from pain sometimes report pain relief from a sugar pill placebo is:
a. Gate-control theory
b. Sensory adaptation theory
c. Perceptual constancy theory
d. Cognitive control theory |
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Term
| d. The gate-control theory of pain |
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Definition
One's ability to overcome tremendous amounts of pain in certain situations (such as an athlete who plays with a broken foot and does not feel the pain until later) can be partially explained by:
a. Sympathetic nervous system control mechanisms
b. The hypnotic induction control theory of pain
c. An overactive thyroid response (hormone release)
d. The gate-control theory of pain |
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Term
| a. Reduces the perception of pain |
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Definition
Cutting fibers in the neural pathway leading away from the periacqueductal gray in the midbrain:
a. reduces the perception of pain
b. Enhances the affects of morphine and other opiate drugs
c. increases the perception of pain
d. Causes the release of endorphins |
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Term
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Definition
The brain receives information about the position of the various parts of the body through the:
a. Vestibular sense
b. Kinesthetic sense
c. Kinetic sense
d. Homeostatic sense |
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Term
| b. the location of the body in space |
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Definition
The kinesthetic system relates to:
a. maintaining the relative position of body parts
b. the location of the body in space
c. the sense of forward acceleration
d. sensing body movement, as in a car |
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Term
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Definition
Receptors for the kinesthetic sense are found in the:
a. cochlea
b. semi circular canals
c. basilar membrane
d. joints and muscles |
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Term
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Definition
A police officer ask Stanley to close his eyes and touch the tip of his nose using first his right index finger and then his left index finger. To complete this test of coordination Stanley would need to rely on:
a. His vestibular sense
b. His reticular sense
c. Sensory accommodation
d. His kinesthetic sense |
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Term
| c. The semicircular canals |
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Definition
Which of the following parts of the ear has a role in maintaining balance?:
a. The cochlea
b. The basilar membrane
c. The semicircular canals
d. The ossicles |
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Term
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Definition
Loreen has a bad case of vertigo. She feels like the room is spinning, and she has trouble keeping her balance. It is possible that this sense of disequilibrium is a result of excess activity in neurons originating in the:
a. Semicircular canals
b. Periacqueductal gray
c. Olfactory bulb
d. Parvocellular system |
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Term
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Definition
You have a severe ear infection. One potential side effect would be:
a. blurred vision
b. loss of balance
c. loss of ability to taste the flavor of food
d. an enhanced sense of smell |
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