Cardiovascular System Assignment

The upper 2 chambers of the heart are called

• Right/Left Atrium

• Right/Left Ventricle

• Right/Left Bicuspid

• Right/Left Tricuspid

The valve that separates the right atrium and the right ventricle is the

• bicuspid valve

• tricuspid valve

• aortic semilunar valve

• pulmonary semilunar valve

The lower 2 chambers of the heart are called

• Right/Left Atrium

• Right/Left Ventricle

• Right/Left Bicuspid

• Right/Left Tricuspid

This valve opens to allow blood to flow to the lungs

• bicuspid valve

• tricuspid valve

• aortic semilunar valve

• pulmonary semilunar valve

This valve opens to allow blood to flow to the body

• bicuspid valve

• tricuspid valve

• aortic semilunar valve

• pulmonary semilunar valve

Arteries carry blood

• away from the heart

• toward the heart

• to the liver

• to the stomach

A vein has ______. This helps keep blood going in the right direction.

• valves

• very thin walls

• very thick wall

Match the following

• goes away from the heart, carries oxygenated blood

• Veins

• gas exchange occurs

• arteriole

• small artery

• capillary

• goes toward heart, carries deoxygenated blood

• venule

• small vein

• artery

Systolic means_______

• relaxation

• contraction

• filling

Match the following

•  nerve fibers that carry the impulse

       down the ventricles.

• Purkinje Fibers

• located in right atrium; natural pacemaker

• Bundle branches

• nerve fibers located    throughout the ventricles

• Sinoatrial node

• group of nerve fibers in the septum.

• Atrioventricular node

• located between the right atrium & right ventricle

• Bundle of His