ATI LPN
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.