Exam 13: The Vascular System

Which of the following statements are true of the maintenance of blood pressure (BP)? (Read carefully and select all of the correct statements.)

If the large arteries lose their elasticity,systolic BP will be:

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

Which of these is NOT an example of the purpose of hepatic portal circulation?

The hormone that raises blood pressure by increasing sodium and water reabsorption by the kidneys is ____________________.

When vasodilation is needed to lower BP,the arteries receive fewer ____________________ impulses.

Capillaries carry blood from ____________________ to ____________________.

Simple squamous epithelium forms the ____________________ of an artery,and its function is to ____________________.

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

To maintain blood pressure,the normal state of arteries and veins is:

The layer in the wall of an artery that prevents rupture of the artery is the:

The function of valves in veins is to:

Which statement is NOT true of the effects of hormones on blood pressure?

All of these arteries are branches of the abdominal aorta except the:

Angiotensin II causes ____________________ and stimulates the secretion of ____________________,both of which will ____________________ BP.

In fetal circulation,the umbilical vein carries blood from the ____________________ to the ____________________.

Which of the following statements are true of pulmonary circulation? (Read carefully and select all of the correct statements.)

Which vein is NOT paired with the part of the body it drains of blood?

Starling's law of the heart states that when cardiac muscle fibers are stretched,they will ____________________.

Velocity of blood flow is inversely related to the ____________________ of the particular part of the vascular system.