____1) The cell bodies of sensory neurons sit in the: A. dorsal root ganglia B.
ID: 202432 • Letter: #
Question
____1) The cell bodies of sensory neurons sit in the:
A. dorsal root ganglia
B. dorsal horn of the spinal cord
C. ventral root ganglia
D. ventral horn of the spinal cord
E. none of the above
____2) Crude touch and pressure receptors:
A. have large receptive fields
B. provide information about the exact localization of the stimulus
C. travel in the dorsal (posterior) column pathway
D. provide information about the size of the stimulus
E. A and B
____3) Nociceptors can be responsive to:
A. Mechanical damage
B. Extreme temperatures
C. Noxious chemicals
D. All of the above
E. None of the above
____4) What is a characteristic of the part of the spinothalamic tract that runs through the intralaminar
nucleus of the thalamus?
A. It is somatotopically organized
B. It provides the perception of suffering
C. It has small receptive fields
D. A and B
E. none of the above
____5) Each primary visual cortex (in either occipital lobe):
A. Receives information from the contralateral visual field
B. Receives information from the ipsilateral visual field
C. Receives information from both visual fields
D. Receives information from one eye only
____6) The part of the mesencephalon involved in coordinating vision-associated reflexes is the:
A. occipital lobe
B. medial geniculate
C. superior colliculus
D. substantia nigra
E. inferior colliculus
____7) Rod photoreceptors:
A. Are highly sensitive to light
B. Provide high resolution images
C. Are found predominately in the peripheral areas of the retina
D. All of the above
E. A and C
Explanation / Answer
1-A-(dorsal root of ganglia)
2-E-(A and B)
3-D-(all of the above)
4-A-(it is somatically organized)
5-B-(recieves information from ipsilateral visual field)
6-C-(superior colliculus)
7-E-(A and C)
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