ATI LPN
ATI The Medical Surgical Endocrine Test Questions
Question 1 of 5
The has a direct anatomical connection to the hypothalamus?
Correct Answer: B
Rationale: The posterior pituitary connects to the hypothalamus via the infundibulum.
Question 2 of 5
Hormones produced in the anterior pituitary are
Correct Answer: D
Rationale: All statements describe anterior pituitary hormone production and regulation.
Question 3 of 5
In addition to GH, is/are essential for normal growth.
Correct Answer: D
Rationale: All listed hormones support growth (e.g., insulin aids metabolism, thyroid hormone aids development).
Question 4 of 5
Which is TRUE?
Correct Answer: B
Rationale: T_3 (triiodothyronine) is more potent than T_4 (thyroxine), though T_4 is secreted in larger amounts and converted to T_3 peripherally. The thyroid is not essential for life (adults can survive thyroidectomy with hormone replacement), RT_3 is inactive, and T_3 does not convert to T_4.
Question 5 of 5
Insulin secretion is inhibited by:
Correct Answer: D
Rationale: Somatostatin inhibits insulin secretion from β cells. CCK, amino acids, glucagon, and glucose stimulate it.