heart and tissue fluid exam qs

Question 1

Explain how an arteriole can reduce the blood flow into capillaries

Answer 1

Muscle contracts;
2. Constricts/narrows arteriole/lumen;

Question 2

Give the pathway a red blood cell takes when travelling in the human circulatory system
from a kidney to the lungs.

Answer 2

Renal vein;
2. Vena cava to right atrium;
3. Right ventricle to pulmonary artery;