he subarachnoid space lies between what two layers of meninges?
Choose one answer.
a. dura and epidura
b. arachnoid and epidura
c. arachnoid and pia
d. arachnoid and dura - Answer arachnoid and pia
In a crossed-extensor reflex, if the right arm was grabbed it would flex and the left arm
would ________.
Choose one answer.
a. also flex
b. abduct
c. extend
d. adduct - Answer extend
Most of the ascending and descending pathways to and from the brain cross over from
one side of the body to the other.
Answer:
True
False - Answer True
elect the statement that is most correct.
Choose one answer.
a. The cell bodies of afferent ganglia are located in the spinal cord.
b. Ganglia associated with afferent nerve fibers contain cell bodies of sensory neurons.
c. The dorsal root ganglion is a motor-only structure.
d. Ganglia are collections of neuron cell bodies in the spinal cord that are associated
with efferent fibers. - Answer Ganglia associated with afferent nerve fibers contain cell
bodies of sensory neurons.
, The central sulcus separates which lobes?
Choose one answer.
a. temporal from parietal
b. frontal from parietal
c. parietal from occipital
d. frontal from temporal - Answer frontal from parietal
Irritation of the phrenic nerve may cause diaphragm spasms called hiccups.
Answer:
True
False - Answer True
Which of the following is not a main level of neural integration in the somatosensory
system?
Choose one answer.
a. circuit
b. receptor
c. segmental
d. perceptual - Answer segmental
The patellar "knee jerk" reflex is an example of a/an _________.
Choose one answer.
a. stretch reflex
b. stress reflex
c. extensor thrust reflex
d. crossed-extensor reflex - Answer stretch reflex
Which receptors adapt most slowly?
Choose one answer.
a. pressure receptors
b. touch receptors
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