-Surface area represents the area available for exchange with the environment, whereas volume represents the cytoplasm which requires nutrients and from which waste products (usually toxic) must be removed. Which of the following should provide the most favourable conditions for effective exchange?
Definitions:
Vasopressin
A hormone released by the pituitary gland that regulates the body's retention of water and constricts blood vessels.
Antidiuretic Hormone
A hormone released by the pituitary gland that signals the kidneys to increase water reabsorption in the blood, thereby controlling the water balance in the body.
Potassium Secretion
The process by which cells actively transport potassium ions out of the cell or into the extracellular fluid or lumen of an organ.
Infundibulum
A funnel-shaped structure, often referring to parts of the brain (pituitary stalk) or reproductive system (oviduct entrance) in humans.
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