Q1. Which hormone is responsible for the regulation of blood pressure by promoting sodium excretion?A. AldosteroneB. VasopressinC. Atrial natriuretic factor (ANF)D. Renin
Q2. Which of the following hormones is secreted by the adrenal medulla?A. CortisolB. AldosteroneC. AdrenalineD. Testosterone
Q3. Which of the following statements about glucagon is incorrect?A. Glucagon increases blood glucose levels.B. Glucagon promotes glycogen breakdown in the liver.C. Glucagon is secreted by beta cells of the pancreas.D. Glucagon has an opposite effect to insulin.
Q4. Which condition is caused by the deficiency of insulin?A. Diabetes mellitusB. GoitreC. AcromegalyD. Dwarfism
Q5. Which hormone, secreted by the posterior pituitary, plays a role in kidney water retention?A. OxytocinB. VasopressinC. AldosteroneD. Erythropoietin
Q6. Which of the following is an incorrect statement about growth hormone (GH)?A. GH is secreted by the anterior pituitary.B. GH promotes cell growth and protein synthesis.C. GH deficiency in childhood leads to gigantism.D. GH excess in adulthood leads to acromegaly.
Q7. Which hormone secreted by the kidney stimulates red blood cell formation?A. ReninB. ErythropoietinC. AldosteroneD. Vasopressin
Q8. Which gland secretes melatonin, a hormone involved in regulating sleep cycles?A. Pituitary glandB. Thyroid glandC. Pineal glandD. Thymus
Q9. Which of the following statements about oxytocin is correct?A. Oxytocin is secreted by the anterior pituitary.B. Oxytocin stimulates uterine contractions during childbirth.C. Oxytocin reduces milk production in lactating mothers.D. Oxytocin secretion is inhibited during labor.
Q10. Which hormone is responsible for stimulating red blood cell production?A. ReninB. ErythropoietinC. ThyroxineD. Prolactin