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ATI LPN · Anatomy and Physiology · Nervous System Multiple Choice Questions and Answers

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Showing all 5 practice questions with expert explanatory rationales.

Question 1 of 5

Which part of the brain has a blood-brain barrier?

A. anterior pituitary

B. posterior pituitary

C. pineal body

D. area postrema of the fourth ventricle

Correct Answer: anterior pituitary

Question 2 of 5

Specialized hypothalamic neuron that secretes a hormone into blood capillaries of the posterior pituitary.

A. Interneurons

B. Neurology

C. Spinal nerves

D. Neurosecretory cells

Correct Answer: Neurosecretory cells

Question 3 of 5

The rapid reversal of electrical potential along the membrane of a neuron is called:

A. Action potential

B. Resting potential

C. Excitatory potential

D. Inhibitory potential

Correct Answer: Action potential

Question 4 of 5

Brodmann's areas map different regions of the to particular functions.

A. cerebellum

B. cerebral cortex

C. basal forebrain

D. corpus callosum

Correct Answer: cerebral cortex

Question 5 of 5

Which spinal nerve branch is NOT correctly matched with the area it serves?

A. Phrenic nerve - abdominal muscles

B. Radial nerve - posterior arm muscles and skin

C. Femoral nerve - anterior thigh and leg muscles and skin

D. Sciatic nerve - posterior thigh and leg muscles and skin

Correct Answer: Phrenic nerve - abdominal muscles

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