ATI LPN
Medical Surgical Endocrine Practice Quiz Questions
Question 1 of 5
Peptide hormones function by binding to receptor proteins within the ________. Once the hormone binds to a receptor, it activates ______.
Correct Answer: C
Rationale: Peptide hormones, being water-soluble, bind to receptors on the plasma membrane, triggering intracellular second messengers like cAMP.
Question 2 of 5
If growth hormone is overproduced in the adult, what is the resulting condition called?
Correct Answer: C
Rationale: Excess GH in adults causes acromegaly, with bone thickening and soft tissue overgrowth.
Question 3 of 5
Which of the following is NOT related to adrenal medulla structure and function?
Correct Answer: C
Rationale: Glucose and mineral regulation is a function of the adrenal cortex, not the medulla.
Question 4 of 5
Which of the following is NOT an action of insulin?
Correct Answer: C
Rationale: Insulin promotes glycogen synthesis, not breakdown; glucagon does that.
Question 5 of 5
Identify a common function of atrial natriuretic hormone (ANH), aldosterone and antidiuretic hormone.Which of the following hormones does NOT help regulate blood pressure and volume?
Correct Answer: C
Rationale: ANH, aldosterone, and ADH regulate blood pressure and volume; oxytocin does not.