ENDOCRINE SYSTEM

Which gland is known as the "master gland"?

• a) Thyroid gland
• b) Pituitary gland
• c) Adrenal gland
• d) Pancreas

Which hormone regulates blood sugar level by lowering it?

• a) Glucagon
• b) Insulin
• c) Adrenaline
• d) Thyroxine

Which of the following is NOT an endocrine gland?

• a) Pituitary
• b) Liver
• c) Adrenal
• d) Pancreas (islets)

The fight-or-flight response is mediated by:

• a) Insulin
• b) Cortisol
• c) Adrenaline (epinephrine)
• d) Parathyroid hormone

Diabetes mellitus is mainly due to:

• a) Excess thyroxine
• b) Lack of insulin
• c) Excess cortisol
• d) Deficiency of growth hormone

Which hormone helps in milk production after childbirth?

• a) Oxytocin
• b) Prolactin
• c) Estrogen
• d) LH

Which gland secretes hormones directly into the blood?

• a) Sweat gland
• b) Sebaceous gland
• c) Endocrine gland
• d) Salivary gland

Which hormone is primarily responsible for regulating metabolism?

• d) Adrenaline

• a) Insulin

• b) Thyroxine

• c) Cortisol

What is the primary function of the adrenal glands?

• d) Control growth

• a) Produce insulin

• b) Regulate metabolism

• c) Secrete stress hormones

Which hormone is involved in the regulation of water balance in the body?

• c) Glucagon

• b) Insulin

• d) Prolactin

• a) Aldosterone