Pre-Test: Cardiovascular System

The chamber in the heart that receives oxygenated blood from the lungs.

• Aorta

• AV node

• Inferior vena cava

• Left atrium

This blood vessel splits in two and sends oxygen-poor blood to the lungs.

• Left ventricle

• Pulmonary trunk

• Pulmonary veins

• Right atrium

Prevents blood from flowing back into the atria when the ventricles contract.

• Right ventricle

• SA node

• Semilunar valves

• Tricuspid and

  bicuspid valves

___________ are the smallest blood vessels with the ____________ walls in order to maximize diffusion of nutrients in and out of the interstitial fluid.

• capillaries; thickest

• capillaries; thinnest

• veins; thinner

• arteries; thickest

_________ carry blood towards the heart and ____________ carry blood away from the heart.

• arteries; veins

• arteries; capillaries

• veins; arteries

• veins; capillaries

Name the chamber of the heart

(top left in picture)

• right atrium

• right ventricle

• left atrium

• left ventricle

These vessels carry blood away from the heart.

• arteries

• veins

• capillaries

• superior vena cava

Brings blood to the heart from the upper portion of the body.

• pulmonary artery

• superior vena cava

• pulmonary vein

• inferior vena cava

Thickest walled chamber of the heart.

• left atrium

• right ventricle

• left ventricle

• right atrium

The three types of blood vessels are _________________:

• arteries, veins, and capillaries

• arteries, capillaries, and neutrophils

• arteries, veins, and plasma

• veins, capillaries, and plasma