Endocrine System

Multiple Choice

Which gland is known as the 'master gland' of the body and why?

• Pituitary gland, because it produces many hormones that affect other glands.

• Thyroid gland, because it regulates metabolism.

• Parathyroid gland, because it controls calcium levels.

• Adrenal gland, because it produces adrenaline.

Multiple Choice

Which symptom is most commonly associated with hypothyroidism?

• Weight gain

• Rapid heartbeat

• Hand tremors

• Enlarged nose

Multiple Choice

Which part of the adrenal gland releases hormones involved in the fight or flight response?

• Cortex

• Medulla

• Islets of Langerhans

• Thymus

Multiple Select

Which of the following glands secrete hormones that regulate secondary sexual characteristics?

• Ovaries

• Testes

• Thymus

• Pineal Body

Multiple Choice

Which gland is active in early life and atrophies during puberty?

• Thymus

• Pineal Body

• Ovaries

• Testes

Multiple Choice

What is the main function of hormones secreted by the endocrine system?

• They act as chemical messengers and perform many bodily functions.

• They provide structural support to organs.

• They help in digestion of food.

• They transport oxygen in the blood.