Exam 14:The Vascular System-Part B

In fetal circulation,the ductus arteriosus permits blood to flow from the __________________________ to the ___________________________.

When vasoconstriction is needed to raise BP,the arteries receive more _______________________ impulses.

Renin is secreted by the ____________________ when blood pressure _________________.

The elasticity of the large arteries permits them to _____________________ during left ventricular systole,and thereby to _______________________ systolic BP.

To compensate for a small loss of blood,the kidneys will ___________________________.

A normal blood pressure is considered to be below ________________________.

To compensate for a small loss of blood,the arteries will __________________________.

An arterial anastomosis provides an alternate pathway for blood to flow to a(n)______________________.

If venous return decreases,cardiac output will ________________________.

The function of valves in veins is to __________________________.

In capillaries,tissue fluid is brought back into the blood by the process of _______________.

Veins carry blood from _______________________ to the ______________________.

When blood flow through the kidneys decreases,the process of __________________ decreases,and _________________ is conserved to maintain BP.

The hormone that raises blood pressure by causing vasoconstriction throughout the body is ________________________________.

In fetal circulation,the purpose of the foramen ovale and the _________________________ is to permit blood to __________________________.

In capillaries,diffusion is the process by which ______________ and __________________ are exchanged.

The skeletal muscle pump is especially important for venous return by the veins in the __________________________.

Two hormones that affect blood pressure because they affect the diameter of blood vessels are _________________________ and _______________________.

To compensate for a small loss of blood,the heart rate will _______________________.

One purpose of portal circulation is to enable the liver to receive glucose absorbed by the _________________________ and store the excess as _______________________.