Cardiovascular Overview

Large blood vessels that carry blood away from the heart are called ________.

• venae cavae

• veins

• capillaries

• arteries

The narrowing of blood vessels is known as ________.

• diastole

• systole

• vasoconstriction

• vasodilation

The transportation of blood from the right side of the heart to the lungs and back to the left side of the heart is known as ________ circulation.

• coronary

• pulmonary

• cardiac

• systemic

Which of these is a major function of the circulatory system?

• to pick up excess fluids from the interstitial spaces

• to inhale oxygen and exhale carbon dioxide

• to pump blood throughout the body to supply tissues with glucose and oxygen

• to fall in love

What kind of cells carry oxygen?

• erythrocytes (red blood cells)

• leukocytes (white blood cells)

• thrombocytes (platelets)

• all of these

What does pulmonary mean?

• circulation

• pertaining to the lung

• pertaining to the heart

• about pulling a wagon

How thick are the walls of the capillaries?

• 100 cells

• one cell

• 10 cells

• zero cells

Arteries are smaller than capillaries.

• True

• False

Type of circulation that refers to the blood flowing through the entire body?

• Systemic circulation

• Renal circulation

• Portal circulation

• Pulmonary circulation

The type of blood vessel that carries de-oxygenated blood back to the heart from body tissues?

• arteries

• capillaries

• veins

• nerves