Heart anatomy

Front

Arteries carry oxygenated blood ________ the heart.

Back

away from

Front

Number 1 is the:

Back

right atrium

Front

Number 4 is the:

Back

left ventricle

Front

The left side of the heart is red because it carries _______ blood.

Back

oxygenated

Front

The exchange of oxygen and carbon dioxide occurs in the:

Back

capillaries

Front

What is the main function of the heart?

Back

To pump blood throughout the body.

Front

What are the two main types of blood vessels?

Back

Arteries and veins.

Front

What is the role of the left atrium?

Back

To receive oxygenated blood from the lungs.

Front

What is the role of the right ventricle?

Back

To pump deoxygenated blood to the lungs.

Front

What type of blood do veins carry?

Back

Deoxygenated blood (except for pulmonary veins).