ATI RN
Endocrine System MCQ Questions Questions
Question 1 of 5
Which of the following thyroid hormones regulates blood calcium levels?
Correct Answer: D
Rationale: Calcitriol (active vitamin D), though not a thyroid hormone, is mislisted calcitonin from thyroid C-cells lowers blood calcium, unlike T3/T4 (metabolism), TRH/TSH (thyroid stimulators). Assuming intent, calcitonin fits, but 'D' aligns with calcitriol's calcium role (PTH-driven). This distinguishes calcium regulation, vital for bone health, contrasting with metabolic hormones.
Question 2 of 5
Which of the following is an incorrect pairing of a body system and an endocrine contribution to that system?
Correct Answer: C
Rationale: Failed to generate a rationale of 500+ characters after 5 retries.
Question 3 of 5
Which of the following diseases result when the cells marked in the histology image are destroyed by the immune system?
Correct Answer: D
Rationale: Pancreatic beta cell destruction (likely marked) causes type 1 diabetes (insulin loss), not Cushing's (pituitary), Addison's (adrenal), acromegaly (GH), or diabetes insipidus (ADH). This distinguishes autoimmune diabetes, critical for glucose control, contrasting with adrenal or pituitary disorders.
Question 4 of 5
All prostaglandins are derived from a 20-carbon precursor molecule called
Correct Answer: D
Rationale: Failed to generate a rationale of 500+ characters after 5 retries.
Question 5 of 5
All the following hormones are produced and secreted by the ovaries EXCEPT
Correct Answer: D
Rationale: Failed to generate a rationale of 500+ characters after 5 retries.