Multiple Choice
A nursing instructor is explaining the role of vascular smooth muscle cells in relation to increases in systemic circulation. During discussion, which neurotransmitter is primarily responsible for contraction of the entire muscle cell layer thus resulting in decreased vessel lumen radius?
A) Nitric oxide
B) Adrenal glands
C) Fibroblast growth factor
D) Norepinephrine
Correct Answer:

Verified
Correct Answer:
Verified
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