Heart Anatomy Quiz

The heart is best described as a:

• filtration unit

• message center

• muscular pump

• storage chamber

Which area of the heart is likely damaged if the patient has a heart attack?

• Endocardium

• Myocardium

• Pacemaker

• Pericardium

What would happen if a small hole developed in the septum?

• Blood would move between the right and left sides of the heart

• Blood would not flow into the coronary arteries

• The blood from the pulmonary artery would enter the aorta

• The heart would stop pumping

When blood leaves the left atrium, where does it go next?

• Aorta

• Left ventricle

• Pulmonary artery

• Right atrium

After blood leaves the right atrium, what valve prevents back flow?

• Aortic

• Mitral

• Pulmonary

• Tricuspid

What follows diastole?

• Fibrillation

• Hyperbole

• Phagocytosis

• Systole

Where does an electrical impulse go after it leaves the Bundle of His?

• Aorta

• AV node

• Purkinje fibers

• SA node

What type of blood vessel is the MOST muscular and elastic?

• Artery

• Capillary

• Vein

• Venule

In what type of blood vessel does oxygen and carbon dioxide exchange take place?

• Arteriole

• Artery

• Capillary

• Vein

If a person becomes dehydrated, what would there be less of in the blood?

• Erythrocytes

• Leukocytes

• Plasma

• Platelets