Q1. Which hormone is responsible for the regulation of water balance in the body?A. AldosteroneB. ADH (Vasopressin)C. CortisolD. Glucagon
Q2. Which hormone inhibits the secretion of growth hormone (GH)?A. GHRHB. SomatostatinC. ProlactinD. Thyroxine
Q3. Which of the following statements about vasopressin (ADH) is incorrect?A. Vasopressin promotes water reabsorption in the kidneys.B. Vasopressin is secreted by the anterior pituitary.C. Vasopressin helps maintain blood pressure.D. Vasopressin deficiency leads to diabetes insipidus.
Q4. Which of the following statements about melatonin is correct?A. Melatonin is secreted by the adrenal cortex.B. Melatonin regulates the sleep-wake cycle.C. Melatonin secretion is highest during the day.D. Melatonin secretion is independent of light exposure.
Q5. Which hormone is responsible for regulating the body's circadian rhythm?A. ThyroxineB. CortisolC. MelatoninD. Testosterone
Q6. Which of the following statements about aldosterone is incorrect?A. Aldosterone is secreted by the adrenal cortex.B. Aldosterone regulates sodium and potassium balance.C. Aldosterone lowers blood pressure by increasing sodium excretion.D. Aldosterone helps maintain blood volume and pressure.
Q7. Which hormone is secreted by the placenta and helps maintain pregnancy?A. ProgesteroneB. TestosteroneC. InsulinD. Cortisol
Q8. Which hormone is responsible for stimulating milk production in lactating mothers?A. OxytocinB. ProlactinC. EstrogenD. Progesterone
Q9. Which hormone is known as the "emergency hormone" or "fight or flight" hormone?A. CortisolB. AdrenalineC. ThyroxineD. Insulin
Q10. Which of the following is an incorrect statement regarding thyroid hormones?A. Thyroid hormones regulate metabolism.B. Thyroid hormones require iodine for synthesis.C. Thyroid hormones are secreted by the adrenal gland.D. Thyroid hormones influence protein synthesis.