Sensory Systems

Description

Quiz on Sensory Systems, created by Catriona Wilds on 21/02/2019.
Catriona Wilds
Quiz by Catriona Wilds, updated more than 1 year ago
Catriona Wilds
Created by Catriona Wilds over 5 years ago
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Resource summary

Question 1

Question
Which of the following are NOT a component of the somatosenses?
Answer
  • Free nerve endings in the skin
  • Receptors located within limb joints
  • Hair cells within the cochlea
  • Encapsulated receptors within the skin

Question 2

Question
Damage to fibres containing the TRPV1 receptor would be expected to...
Answer
  • Impair touch sensation
  • Increase the emotional response to a painful stimulus
  • Alter reactivity to high-temperature stimuli
  • Alter reactivity to mechanical stimuli

Question 3

Question
After damage to her somatosensory association cortex, Patient E.C. experienced...
Answer
  • Visual agnosia
  • A difficulty in differentiating objects by texture cues
  • A loss of tactile sensitivity
  • Difficulty in recognizing common objects by touch

Question 4

Question
Our reaction to painful stimulation may be modified by...
Answer
  • Consumption of placebo pill
  • Hypnosis
  • Opiate administration
  • All of the above are correct

Question 5

Question
Imaging studies suggest that the unpleasant aspect of pain involves the...
Answer
  • Temporal cortex
  • Primary somatosensory cortex
  • Amygdala
  • Anterior cingulate cortex

Question 6

Question
The process of vaginal stimulation induces analgesia through...
Answer
  • The release of naloxone from sensory nerve endings
  • Neural inhibition of the spinal cord
  • The production of a hypnotic state
  • 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
  • Decreased activity within the prefrontal cortex an periaqueductal gray
  • Decreased activity within the somatosensory cortex
  • Increased activity within the prefrontal cortex and periaqueductal gray
  • 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
  • Cranial nerves
  • Spinal nerves
  • The blood stream
  • the internal organs

Question 9

Question
Sharp pain is conducted by ____ and dull pain is conducted by ____ axons.
Answer
  • Thinly myelinated; unmyelinated
  • Unmyelinated; thinly myelinated
  • Densely myelinated; thinly myelinated
  • Thinly myelinated; densely myelinated

Question 10

Question
If glutamate receptors in the spinal cord were blocked, what would happen to pain sensation?
Answer
  • Intense pain would feel mild
  • There would be no effect on the sensation of pain
  • Mild to moderate pain would be eliminated
  • Mild to moderate pain would be intensified

Question 11

Question
Eisenberger, Lieberman & Williams (2003) found that social rejection increased activity in the...
Answer
  • Somatosensory cortex
  • The temporal association cortex
  • Dorsal root ganglia
  • Anterior cingulate cortex

Question 12

Question
Opiate receptors act by blocking...
Answer
  • Glutamate release
  • Substance P release
  • Ion channels on dendrites of free nerve endings
  • 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
  • Pain sensation lost on right side; touch sensation lost on left side
  • Pain sensation lost on left side; touch sensation lost on right side
  • Pain and touch sensation lost on left side
  • 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
  • Parietal cortex
  • Primary somatosensory cortex
  • Dorsal lateral thalamus
  • Prefrontal cortex

Question 15

Question
Capsaicin is the active ingredient in which type of topical treatment?
Answer
  • Psoriasis cream
  • Deep freeze gel
  • Deep heat gel
  • Anti-ageing cream
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