Endocrine Glands

Question 1

What does the thyroid gland secrete?

Answer 1

Thyroxine
Triiodothyronine
Calcitonin

Question 2

What does the parathyroid glands secrete and what is it stimulated by?

Answer 2

Parathyroid hormone

Stimulated by low calcium levels in blood

Question 3

What does the adrenal cortex secrete and what is it stimulated by?

Answer 3

Cortisol and aldosterone

Stimulated by adrenocorticotropic hormone

Question 4

What does the adrenal medulla secrete and what is it stimulated by?

Answer 4

Noradrenaline and adrenaline

Stimulated by sympathetic nerve impulses from the hypothalamus

Question 5

What does the testes secrete?

Answer 5

Androgens

Question 6

What does the ovaries secrete?

Answer 6

Oestrogen and progesterone

Question 7

What does the thymus gland secrete?

Answer 7

Thymosin

Question 8

What does the pineal gland secrete?

What is it stimulated and inhibited by?

Answer 8

Melatonin

Stimulated by darkness and inhibited by light