ATI LPN
ATI LPN Test Bank
Medical Surgical Endocrine Quiz Questions
Question 1 of 5
Amines are
Correct Answer: D
Rationale: Amines (e.g., epinephrine, thyroxine) are tyrosine-derived and secreted by thyroid and adrenal medulla.
Question 2 of 5
In the process of negative feedback,
Correct Answer: B
Rationale: Thyroid hormone feeds back to inhibit TSH release from the anterior pituitary.
Question 3 of 5
The secretes insulin and glucagon.
Correct Answer: C
Rationale: The pancreas (islets of Langerhans) secretes insulin and glucagon.
Question 4 of 5
A portal system exists between the
Correct Answer: B
Rationale: The hypothalamo-hypophyseal portal system links the hypothalamus to the anterior pituitary.
Question 5 of 5
inhibiting secretion represents a long-loop negative feedback mechanism.
Correct Answer: A
Rationale: Cortisol inhibits hypothalamic CRH in a long-loop feedback.