Negative feedback inhibition occurs when ________.
A. thyroid hormone (TH) targets the anterior pituitary
B. thyrotropin-releasing hormone (TRH) causes the anterior pituitary to release thyroid-stimulating hormone (TSH)
C. thyroid-stimulating hormone (TSH) targets the thyroid gland
D. thyrotropin-releasing hormone (TRH) targets the thyroid gland
E. thyrotropin-releasing hormone (TRH) targets the anterior pituitary
Answer: A
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