Cardiovascular (ch 14-15) Human Bodies

Front

What structure does deoxygenated coronary blood empty into after supplying the heart muscle?

Back

Coronary sinus

Front

Which structure carries oxygen-rich blood from the lungs back to the heart?

Back

Pulmonary vein

Front

What is the term for the upper blood pressure number during ventricular contraction?

Back

Systole

Front

What are the tiny blood vessels called that have walls just one cell thick and allow for gas exchange?

Back

Capillaries

Front

What is an aneurysm?

Back

A section of an artery that has become abnormally widened due to a weakening of the arterial wall.

Front

What is the function of the pulmonary artery?

Back

To carry deoxygenated blood from the heart to the lungs.

Front

What is diastole?

Back

The phase of the heartbeat when the heart muscle relaxes and allows the chambers to fill with blood.

Front

What are venules?

Back

Small blood vessels that collect blood from capillaries and drain into veins.

Front

What is ischemia?

Back

A condition characterized by insufficient blood flow to a tissue, leading to a lack of oxygen.

Front

What is plaque in the context of cardiovascular health?

Back

A buildup of fats, cholesterol, and other substances in and on the artery walls.