16931762
Descripción
Test por Catriona Wilds, actualizado hace más de 1 año
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Creado por Catriona Wilds
hace casi 6 años
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Pregunta 1
Pregunta
Which of the following are NOT a component of the somatosenses?
Respuesta
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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
Pregunta 2
Pregunta
Damage to fibres containing the TRPV1 receptor would be expected to...
Respuesta
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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
Pregunta 3
Pregunta
After damage to her somatosensory association cortex, Patient E.C. experienced...
Respuesta
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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
Pregunta 4
Pregunta
Our reaction to painful stimulation may be modified by...
Respuesta
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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
Pregunta 5
Pregunta
Imaging studies suggest that the unpleasant aspect of pain involves the...
Respuesta
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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
Pregunta 6
Pregunta
The process of vaginal stimulation induces analgesia through...
Respuesta
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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
Pregunta 7
Pregunta
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...
Respuesta
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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
Pregunta 8
Pregunta
Cutaneous sensory information from below the head is sent to the brain via...
Respuesta
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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
Pregunta 9
Pregunta
Sharp pain is conducted by ____ and dull pain is conducted by ____ axons.
Respuesta
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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
Pregunta 10
Pregunta
If glutamate receptors in the spinal cord were blocked, what would happen to pain sensation?
Respuesta
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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
Pregunta 11
Pregunta
Eisenberger, Lieberman & Williams (2003) found that social rejection increased activity in the...
Respuesta
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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
Pregunta 12
Pregunta
Opiate receptors act by blocking...
Respuesta
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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
Pregunta 13
Pregunta
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?
Respuesta
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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
Pregunta 14
Pregunta
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...
Respuesta
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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
Pregunta 15
Pregunta
Capsaicin is the active ingredient in which type of topical treatment?
Respuesta
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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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