Can anyone describe the action of aldosterone, epinephrine on blood pressure?

Vasoconstriction. These agents cause the arterioles to constrict which raises blood pressure(epinephrine). Aldosterone increases sodium retention increasing blood and fluid volume also raising blood pressure.

Related Questions

What are the effects of aldosterone and of epinephrine on blood pressure?

Increase BP. These hormones will all tend to increase blood pressure, with Epinephrine having the most marked effect and erythropoetin the smallest. The effects will be more marked if baseline BP is elevated, or if on a high salt diet. Aldosterone also tends to lower potassium which can be a clue that the body is producing too much. Read more...

Does low blood pressure cause norepinephrine and epinephrine to be created to raise blood pressure, or am I way off?

You're right. Hi. Blood pressure sensors in parts of the aorta and carotid arteries sense low BP and reflexly activate the sympathetic nervous system to help maintain/restore BP, part of which involves adrenomedullary catecholamine secretion. Read more...