ATI LPN
ATI The Medical Surgical Endocrine Test Questions
Question 1 of 5
Which of the following is not shared by both lipophilic and hydrophilic hormones?
Correct Answer: D
Rationale: Only hydrophilic hormones use second messengers; both types use plasma proteins.
Question 2 of 5
Which of the following hormones secreted by the anterior pituitary is non-tropic?
Correct Answer: B
Rationale: Prolactin (PRL) directly affects mammary glands, not other endocrine glands.
Question 3 of 5
Hormones produced in the anterior pituitary are
Correct Answer: D
Rationale: All statements describe anterior pituitary hormone production and regulation.
Question 4 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 5 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.