Ch 16 Hormones

Question 1

Amino based hormones are ______ soluble. Can they cross the plasma membrane?

Answer 1

water, cannot cross plasma membrane

Question 2

Steroid hormones are synthesized from ____ and are _____soluble

Answer 2

cholesterol, lipid (can cross plasma membrane)

Question 3

water soluble hormones act on _____

Answer 3

receptors

Question 4

Lipid soluble hormones activated via ____

Answer 4

genes

Question 5

cAMP steps

Answer 5

1. Hormone binds receptor
2. Receptor activates G protein
3. G protein activates adenylate cyclase
4. Adenyclate cyclase converts ATP to cAMP
5. cAMP activates protein kinases