Where are the baroreceptors measure blood pressure

ATI RN

ATI RN Test Bank

Where are the baroreceptors (measure blood pressure)?

A. Lungs B. Heart muscle C. Hypothalamus D. Aortic arch

Correct Answer: D

Rationale: Baroreceptors in the aortic arch and carotid sinus detect blood pressure changes.

Which tubules are the effectors for ADH?

A. Distal and collecting B. Proximal and collecting C. Loop of Henle and Distal D. Loop of Henle and proximal

Correct Answer: A

Rationale: ADH acts on the distal convoluted tubule and collecting duct to increase water reabsorption.

The muscle that controls the entry of material into the small intestine from the stomach is the ____________________________ sphincter.

A. anal B. cardiac C. pyloric D. intestinal

Correct Answer: C

Rationale: The pyloric sphincter regulates the passage of chyme from the stomach into the small intestine.

Match: Peristalsis

A. moves food along the digestive tract B. initiates swallowing C. produces enzymes D. breaks down nutrients

Correct Answer: A

Rationale: Peristalsis refers to the wave-like muscular contractions that propel food along the digestive tract.

Match: Protein

A. composed of amino acids; building blocks for body tissues B. major source of energy C. used for insulation D. stored as glycogen

Correct Answer: A

Rationale: Proteins are macromolecules composed of amino acids, essential for building and repairing body tissues.

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