Yes. If you constrict the afferent arteriole then renal blood flow will decrease.
Blood pressure would decrease
No, vasoconstriction would increase peripheral resistance. When blood vessels constrict, the diameter of the blood vessels becomes smaller, which increases resistance to blood flow. This can lead to an increase in blood pressure.
Low oxygen levels cause vasoconstriction in the pulmonary arteries of the lungs. This response helps redirect blood flow to better oxygenated areas of the lungs for efficient gas exchange.
There are arteries all throughout the body. So yes I would think so
Vasoconstriction is the narrowing of blood vessels.
urine volume excretion, as the kidneys would excrete more water to maintain balance.
Your renal arteries supply the kidneys with blood while the renal veins take it away back to the heart.
The kidneys retain salt when the blood pressure is low. This keeps fluid in the body, thus maintaining the blood pressure. The kidneys cause vasoconstriction in the body when the blood pressure is low. This raises the blood pressure.
The aorta pumps the blood out of the heart to the renal artery that leads into the kidneys.
Constricting the arteries that supply blood to the kidneys can lead to reduced oxygen levels in the kidney tissue. This can trigger the release of erythropoietin, a hormone that stimulates red blood cell production in the bone marrow. Over time, this can increase the production of red blood cells to compensate for the low oxygen levels.
The renal artery supplies blood to the kidneys. All arteries are muscular since they contain a layer tunica muscularis.
Certainly. Decrease cardiac output would mean a decreased in blood flow to the kidneys, which would lead to reduced filtration, therefore urine output.