Question 1

What hormone is primarily produced by the pineal body?

Accepted Answer

Melatonin

Answer

Oxytocin

Answer

Growth Hormone

Answer

Thyroxine

Question 2

Which hormone does the hypothalamus release to stimulate the pituitary gland to produce thyroid-stimulating hormone?

Accepted Answer

Thyrotropin-releasing hormone (TRH)

Answer

Somatostatin

Answer

Corticotropin-releasing hormone (CRH)

Answer

Gonadotropin-releasing hormone (GnRH)

Question 3

What is the function of the growth hormone (GH)?

Accepted Answer

Stimulates growth, cell reproduction, and repair

Answer

Lowers blood calcium levels

Answer

Regulates water balance

Answer

Facilitates uterine contractions

Question 4

Which hormone from the pituitary gland stimulates the adrenal glands to release cortisol?

Accepted Answer

Adrenocorticotropic Hormone (ACTH)

Answer

Follicle-stimulating Hormone (FSH)

Answer

Luteinizing Hormone (LH)

Answer

Prolactin

Question 5

What is the role of oxytocin in the body?

Accepted Answer

Facilitates uterine contractions during childbirth

Answer

Regulates sleep-wake cycles

Answer

Inhibits milk production

Answer

Stimulates thyroid hormone production

Question 6

Which hormone lowers blood calcium levels?

Accepted Answer

Calcitonin

Answer

Thyroxine

Answer

Melatonin

Answer

Parathyroid hormone

Question 7

Which of the following hormones is released by the posterior pituitary?

Accepted Answer

Oxytocin

Answer

Thyrotropin-releasing hormone (TRH)

Answer

Prolactin

Answer

Luteinizing Hormone (LH)

Question 8

What are T4 and T3 primarily responsible for?

Accepted Answer

Regulating metabolism, energy production, and growth

Answer

Stimulating uterine contractions

Answer

Regulating water balance

Answer

Stimulating milk production

Question 9

Which hormone inhibits the release of growth hormone (GH) and TSH?

Accepted Answer

Somatostatin

Answer

Gonadotropin-releasing hormone (GnRH)

Answer

Corticotropin-releasing hormone (CRH)

Answer

Thyrotropin-releasing hormone (TRH)

Question 10

What is the primary function of prolactin?

Accepted Answer

Stimulates milk production in lactating women

Answer

Regulates sleep-wake cycles

Answer

Stimulates cortisol release

Answer

Stimulates growth and repair

Question 11

What does Parathyroid Hormone (PTH) primarily do?

Accepted Answer

Increases blood calcium levels

Answer

Stimulates T-cell development

Answer

Regulates metabolism

Answer

Lowers blood glucose levels

Question 12

Which hormone is NOT produced by the adrenal cortex?

Accepted Answer

Epinephrine

Answer

Cortisol

Answer

Androgens

Answer

Aldosterone

Question 13

What is the main function of insulin?

Accepted Answer

Lowers blood glucose levels

Answer

Regulates metabolism

Answer

Stimulates T-cell development

Answer

Raises blood glucose levels

Question 14

What role do thymosins play in the body?

Accepted Answer

Support T-cell development and maturation

Answer

Maintain calcium levels

Answer

Stimulate glucose uptake

Answer

Regulate blood pressure

Question 15

Which hormone is primarily involved in regulating sodium and potassium balance?

Accepted Answer

Aldosterone

Answer

Glucagon

Answer

Insulin

Answer

Cortisol

Question 16

What does the adrenal medulla secrete?

Accepted Answer

Epinephrine and norepinephrine

Answer

Cortisol and aldosterone

Answer

Insulin and glucagon

Answer

Testosterone and estrogen

Question 17

What is the primary function of glucagon?

Accepted Answer

Raises blood glucose levels

Answer

Regulates menstrual cycle

Answer

Lowers blood glucose levels

Answer

Supports immune function

Question 18

What does progesterone primarily regulate?

Accepted Answer

The menstrual cycle and preparation of the uterus for pregnancy

Answer

Blood glucose levels

Answer

Sodium balance

Answer

Development of male characteristics

Question 19

Which hormone maintains the corpus luteum during early pregnancy?

Accepted Answer

Human Chorionic Gonadotropin (hCG)

Answer

Testosterone

Answer

Estrogen

Answer

Progesterone

Question 20

What is the main function of testosterone?

Accepted Answer

Regulates male reproductive development and sperm production

Answer

Lowers blood glucose levels

Answer

Stimulates T-cell development

Answer

Prepares the uterus for pregnancy

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