The Heart

The arrow indicates the

• Right atrium
• Left ventricle
• Right ventricle
• Left atrium

How many chambers does the heart have?

• 1
• 2
• 3
• 4

The arrow indicates the 

• Left ventricle
• Pulmonary artery
• Right atrium
• Pulmonary veins

The arrow indicates the

• Right ventricle
• Aorta
• Right atrium
• Atrium

The arrow indicates the

• Right ventricle
• Pulmonary artery
• Left ventricle
• Right atrium

These structures carry blood away from the heart.

• Blood cells
• Veins
• Capillaries
• Arteries

These structures carry deoxygenated blood to the heart.

• Arteries
• Veins
• Capillaries
• Vena Cava

Which side of the heart pumps blood into the lungs?

• Right
• Left

Which side of the heart pumps oxygen-rich blood to the rest of the body?

• Right
• Left

A flap of tissue that prevents blood from flowing backward

• Aorta
• Atrium
• Septum
• Valve