Physiology

Question 1

Which hormone is secreted by posterior pituitary?

Answer 1

ADH

Question 2

Steroids are synthesize from _____

Answer 2

Cholesterol

Question 3

What are the 2 diagnostics methods to measure hormones concentration?

Answer 3

• radioimmunoassay

- ELISA

Question 4

Hormones secreted within hypothalamus are conducted through the anterior pituitary through ____

Answer 4

Hypothalamic- hypophysial portal vessels

Question 5

T4 and T3 bind to which 3 proteins?

Answer 5

• thyroxine binding globulin
• thyroxine bonding prealbumin
• albumin

Question 6

What are the 3 parts of the adrenal cortex and what do they secrete?

Answer 6

-zona glomerulosa
( mineralocorticoid) 
- zona fasciculata 
(Cortisol)
- zona reticularis
(Androgen)

Question 7

What are the 3 main secreting cells and what do they secrete ?

Answer 7

• Alpha (25%): glucagon
• Beta (60%): insulin and amylin
• Delta (10%) : somatostatin

Question 8

What are the secretory cells of the parathyroid glands ?

Answer 8

Chief cells