Cardiovascular System

Pulmonary veins

• return blood to the right atrium

• transport oxygenated blood to the lungs

• split off the pulmonary trunk

• transport oxygenated blood to the heart

Arteries always carry blood away from the heart

• True

• False

The tricuspid is located between the

• right ventricle and pulmonary trunk

• left ventricle and pulmonary artery

• right atrium and right ventricle

• left atrium and left ventricle

The sinoatrial node is located in the

• right atrium

• aorta

• right ventricle

• intraventricular septum

The chordae tendinae anchor the semilunar valves to the walls of the ventricles.

• True

• False

During ventricular diastole, the bicuspid and tricuspid valves are closed.

• true

• false

The greatest saphenous vein, the longest vein of the body, drains deoxygenated blood from the dorsal venous arch in the foot which then empties into the femoral vein.

• True

• False

Which of the following are the blood vessels that have a wall that is 1 cell thick?

• Veins

• Arteries

• Capillaries

What is the function of a valve?

• Helps blood to clot
• Keeps blood flowing in all directions
• Keeps blood flowing in one direction
• Stops blood from flowing

What creates the "lub dub" heart sounds?

• Flow of blood
• Closing of valves
• Opening of valves
• Breathing