All are characteristics of smooth muscle, except?

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ATI Medical Surgical Endocrine Quiz Questions

Question 1 of 5

All are characteristics of smooth muscle, except?

Correct Answer: B

Rationale: Smooth muscle uses calmodulin, not troponin, for contraction; others are true.

Question 2 of 5

Which of the following equations shows the correct relation between blood flow (F), pressure (P), and resistance (R)?

Correct Answer: B

Rationale: F = P/R mirrors Ohm's law for fluids: flow is pressure divided by resistance.

Question 3 of 5

The nasal conchae epithelial surface serves to:

Correct Answer: D

Rationale: Nasal conchae perform all listed functions to condition air.

Question 4 of 5

The inability of the kidneys to excrete adequately to maintain homeostasis is:

Correct Answer: D

Rationale: Renal failure is the loss of excretory function disrupting homeostasis.

Question 5 of 5

The pituitary hormone that stimulates the interstitial endocrine cells to secrete estrogen is

Correct Answer: B

Rationale: LH stimulates ovarian interstitial cells to produce estrogen.

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