Question 1

Which hormone is primarily responsible for lowering blood glucose levels by increasing cellular uptake of glucose?

Accepted Answer

Insulin

Question 2

A patient presents with an A1c value of 6.8%. According to the image, which condition does this value indicate?

Accepted Answer

Diabetes

Question 3

Which hormone is secreted by the adrenal cortex and is involved in the body's response to stress by mobilizing energy and inhibiting inflammation?

Accepted Answer

Cortisol

Question 4

What is the primary function of antidiuretic hormone (ADH) in the body?

Accepted Answer

Promotes water retention in the kidneys

Question 5

Which hormone acts as an antagonist to aldosterone by promoting sodium excretion and lowering blood pressure?

Accepted Answer

Atrial natriuretic peptide (ANP)

Question 6

Which hormone is released in response to hypocalcemia and increases blood calcium levels?

Accepted Answer

Parathyroid hormone (PTH)

Question 7

Which of the following is a peptide hormone that is water-soluble and produced by the pancreas?

Accepted Answer

Insulin

Question 8

A patient with primary hypothyroidism is most likely to have which of the following symptoms?

Accepted Answer

Lethargy and slow reflexes

Question 9

Which hormone is synthesized in the hypothalamus but stored and released by the posterior pituitary gland?

Accepted Answer

Antidiuretic hormone (ADH)

Question 10

Which hormone stimulates the adrenal gland to secrete cortisol?

Accepted Answer

Adrenocorticotropic hormone (ACTH)

Question 11

Which hormone is responsible for stimulating the release of T3 and T4 from the thyroid gland?

Accepted Answer

Thyroid stimulating hormone (TSH)

Question 12

Which hormone is secreted by alpha cells in the pancreas and stimulates the liver to hydrolyze glycogen to glucose?

Accepted Answer

Glucagon

Question 13

Which hormone is released by the anterior pituitary gland and stimulates growth and cell division?

Accepted Answer

Growth hormone (GH)

Question 14

Which hormone is involved in the fight-or-flight response and is secreted in large amounts by the adrenal medulla?

Accepted Answer

Epinephrine

Question 15

Which hormone is secreted by the parafollicular cells of the thyroid gland and lowers blood calcium levels?

Accepted Answer

Calcitonin

Question 16

Which hormone is secreted by the pineal gland and induces sleep?

Accepted Answer

Melatonin

Question 17

Which hormone is released by the stomach and increases hydrochloric acid production?

Accepted Answer

Gastrin

Question 18

Which hormone is secreted by the kidneys and stimulates red blood cell production in the bone marrow?

Accepted Answer

Erythropoietin

Question 19

Which hormone is secreted by the corpus luteum after ovulation and is essential for maintaining pregnancy?

Accepted Answer

Progesterone

Question 20

Which hormone is secreted during fasting and is involved in peristaltic contractions of the small intestines?

Accepted Answer

Motilin

The Endocrine System: Structure, Function, and Clinical Relevance

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