Renal Cortex Generalities

Question 1

What are the main regions of the adrenal cortex?

Answer 1

1. Zona Glomerulosa
2. Zona Fasciuclata
3. Zona Reticularis

Question 2

Main hormones secreted in zona fasciculata?

Answer 2

1. Cortisol (glucocorticoids)

Question 3

Main hormones secreted in the zona reticularis?

Answer 3

1. Androgens.

Question 4

Main hormones secreted in the zona glomerulosa ?

Answer 4

1. Aldosterone (mineralocorticoids)

Question 5

ACTH increases secretion of these hormones in the adrenal cortex, except?

Answer 5

1. Cortisol
2. Adrenal androgens

EXCEPTION
Aldosterone

Question 6

Main stimulus for aldosterone release ?

Answer 6

1. RAAS

2. ⬆️K+ levels

Question 7

Main precursor of all steroid synthesis?

Answer 7

Cholesterol

Question 8

Enzyme in charge of cholesterol conversion to pregnenolone ?

Answer 8

1. Desmolase