ATI LPN
ATI Quiz Medical Surgical Endocrine Questions
Question 1 of 5
Steroid hormones function by binding to receptor proteins within the ________. Once the hormone binds to a receptor, it activates ______.
Correct Answer: B
Rationale: Steroid hormones, being lipid-soluble, enter the cell and bind to nuclear receptors, directly activating gene transcription.
Question 2 of 5
Underproduction of growth hormone during the growing years produces ______.
Correct Answer: C
Rationale: Low GH in childhood results in pituitary dwarfism, characterized by stunted growth.
Question 3 of 5
Identify functions of calcium within the body.
Correct Answer: D
Rationale: Calcium is essential for blood clotting, bone structure, and nerve/muscle function.
Question 4 of 5
Which of the following is NOT true of glucagon?
Correct Answer: D
Rationale: Glucagon promotes glycogen breakdown, not storage; insulin stores glucose.
Question 5 of 5
A moth sex attractant would be a _______.
Correct Answer: C
Rationale: Pheromones are chemical signals affecting behavior in other individuals of the same species.