Q. Regarding the physical characteristics of the circulation: (Solved)
1. arterioles have a strong muscular wall but can close completely
2. the arterial system contains the greatest volume of blood at any given time
3. the aorta has a greater total cross sectional area than the venae cavae
4. velocity is directly proportional to the cross sectional area of the blood vessel
5. Reynold’s number represents a measure of laminar blood flow
- a. arterioles have a strong muscular wall but can close completely