16931762
Description
Quiz by Catriona Wilds, updated more than 1 year ago
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Created by Catriona Wilds
almost 6 years ago
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Question 1
Question
Which of the following are NOT a component of the somatosenses?
Answer
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Free nerve endings in the skin
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Receptors located within limb joints
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Hair cells within the cochlea
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Encapsulated receptors within the skin
Question 2
Question
Damage to fibres containing the TRPV1 receptor would be expected to...
Answer
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Impair touch sensation
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Increase the emotional response to a painful stimulus
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Alter reactivity to high-temperature stimuli
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Alter reactivity to mechanical stimuli
Question 3
Question
After damage to her somatosensory association cortex, Patient E.C. experienced...
Answer
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Visual agnosia
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A difficulty in differentiating objects by texture cues
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A loss of tactile sensitivity
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Difficulty in recognizing common objects by touch
Question 4
Question
Our reaction to painful stimulation may be modified by...
Answer
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Consumption of placebo pill
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Hypnosis
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Opiate administration
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All of the above are correct
Question 5
Question
Imaging studies suggest that the unpleasant aspect of pain involves the...
Answer
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Temporal cortex
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Primary somatosensory cortex
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Amygdala
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Anterior cingulate cortex
Question 6
Question
The process of vaginal stimulation induces analgesia through...
Answer
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The release of naloxone from sensory nerve endings
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Neural inhibition of the spinal cord
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The production of a hypnotic state
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Endogenous opiate release
Question 7
Question
A person is administered a placebo "pain-relieving" skin cream just before receiving a painful electric shock. Imaging studies suggest that the placebo effect is due to...
Answer
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Decreased activity within the prefrontal cortex an periaqueductal gray
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Decreased activity within the somatosensory cortex
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Increased activity within the prefrontal cortex and periaqueductal gray
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Blockade of opiate receptors with the spinal cord
Question 8
Question
Cutaneous sensory information from below the head is sent to the brain via...
Answer
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Cranial nerves
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Spinal nerves
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The blood stream
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the internal organs
Question 9
Question
Sharp pain is conducted by ____ and dull pain is conducted by ____ axons.
Answer
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Thinly myelinated; unmyelinated
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Unmyelinated; thinly myelinated
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Densely myelinated; thinly myelinated
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Thinly myelinated; densely myelinated
Question 10
Question
If glutamate receptors in the spinal cord were blocked, what would happen to pain sensation?
Answer
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Intense pain would feel mild
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There would be no effect on the sensation of pain
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Mild to moderate pain would be eliminated
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Mild to moderate pain would be intensified
Question 11
Question
Eisenberger, Lieberman & Williams (2003) found that social rejection increased activity in the...
Answer
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Somatosensory cortex
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The temporal association cortex
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Dorsal root ganglia
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Anterior cingulate cortex
Question 12
Question
Opiate receptors act by blocking...
Answer
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Glutamate release
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Substance P release
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Ion channels on dendrites of free nerve endings
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The generation of a sensory neuron's action potential
Question 13
Question
Imagine that a person receives a cut that goes halfway through the spinal cord on the RIGHT side only. What would happen to pain sensation and touch sensation?
Answer
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Pain sensation lost on right side; touch sensation lost on left side
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Pain sensation lost on left side; touch sensation lost on right side
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Pain and touch sensation lost on left side
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Pain and touch sensation lost on right side
Question 14
Question
Imagine that you are suffering chronic pain from a medical condition that cannot be treated. In order to minimise the long-term emotional response to your pain, you wold choose a modification to your...
Answer
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Parietal cortex
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Primary somatosensory cortex
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Dorsal lateral thalamus
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Prefrontal cortex
Question 15
Question
Capsaicin is the active ingredient in which type of topical treatment?
Answer
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Psoriasis cream
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Deep freeze gel
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Deep heat gel
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Anti-ageing cream
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