Which of the Following Is Correct for Extrinsic Control of Arteriolar

question 130

Multiple Choice

Which of the following is correct for extrinsic control of arteriolar radius?

• A) It is accomplished primarily by the parasympathetic nervous system.
• B) It is important in the regulation of arterial blood pressure.
• C) It can never be overridden by local adjustments.
• D) It is important for the oxygen delivery to the tissues.

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Definitions:

Zona Fasciculata

The middle layer of the adrenal cortex that synthesizes glucocorticoids, crucial for stress response and metabolism.

Mineralocorticoid

A class of corticosteroids involved in regulating electrolyte and water balance by the kidneys, with aldosterone being a key example.

Adrenal Cortex

The outer layer of the adrenal glands, which produces essential hormones such as cortisol, aldosterone, and androgens.

Paracrine Secretion

A form of cell signaling in which the target cell is close to the signal-releasing cell, involving substances that exert their effects only on neighboring cells.