Endocrine System MCQs with Answers The endocrine system plays a vital role in maintaining homeostasis in the human body by secreting hormones that regulate different physiological processes. Below are 25 important and repeated MCQs on the Endocrine System with answers , useful for MDCAT, NEET, board exams, and other competitive tests. Endocrine System – MCQs 1. Which of the following glands is both endocrine and exocrine in function? A) Pituitary gland B) Thyroid gland C) Pancreas D) Adrenal gland Answer: C) Pancreas 2. The “master gland” of the body is: A) Pituitary gland B) Thyroid gland C) Hypothalamus D) Adrenal gland Answer: A) Pituitary gland 3. Which hormone regulates the basal metabolic rate (BMR)? A) Insulin B) Thyroxine C) Glucagon D) Cortisol Answer: B) Thyroxine 4. Insulin is secreted by: A) Alpha cells of pancreas B) Beta cells of pancreas C) Delta cells of pancreas D) Acinar cells of pancreas Answer: B) Beta cells of pancreas 5. Whic...
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