Up-Regulation of Target Cell Receptors Results in

question 22

Multiple Choice

Up-regulation of target cell receptors results in

• A) decreased target cell sensitivity to hormone.
• B) reduced production of hormone.
• C) increased target cell responsiveness to hormone.
• D) an increased hormone half-life.

---

Definitions:

Secretin

A hormone produced by the small intestine that stimulates the pancreas to release bicarbonate-rich fluid, aiding digestion.

Pancreatic Duct

A conduit through which digestive enzymes from the pancreas are transported to the small intestine.

Pancreatic Acinar Cells

The cells in the pancreas that produce digestive enzymes, which are secreted into the small intestine.

Digestive Enzymes

Proteins secreted by the digestive tract that catalyze the breakdown of food into absorbable nutrients.