Cardiovascular System

Front

What chamber of the heart does oxygenated blood enter?

Back

Left atrium

Front

Which blood vessel carries oxygenated blood away from the heart?

Back

Aorta

Front

What are the three layers of the heart?

Back

Myocardium, pericardium, endocardium

Front

What is the approximate size of an adult heart?

Back

Size of a large fist

Front

What does the right ventricle pump blood to?

Back

Right and left lungs

Front

What is the function of the aorta?

Back

To distribute oxygenated blood from the heart to the body.

Front

What is the role of the myocardium?

Back

It is the muscular layer of the heart responsible for contraction.

Front

What is the pericardium?

Back

A double-walled sac that contains the heart and helps protect it.

Front

What is the endocardium?

Back

The inner lining of the heart chambers.

Front

What is the difference between oxygenated and deoxygenated blood?

Back

Oxygenated blood carries oxygen from the lungs to the body; deoxygenated blood carries carbon dioxide from the body to the lungs.