Exploring the heart video questions

Front

What is the main function of arteries?

Back

Carry blood away from the heart.

Front

What is the main gas that red blood cells drop off in the lungs?

Back

Carbon dioxide.

Front

What is the approximate number of heartbeats the heart makes in a day?

Back

100,000.

Front

What are the tiny tunnels that carry blood to different areas of the body called?

Back

Capillaries.

Front

How does the blood move in the body?

Back

By the heartbeat and the pumping action of the heart.

Front

What is the role of veins in the circulatory system?

Back

Return blood to the heart.

Front

What is the function of red blood cells?

Back

Transport oxygen from the lungs to the body and carbon dioxide from the body to the lungs.

Front

What is the heart's role in the circulatory system?

Back

Pump blood throughout the body.

Front

What are the two main types of circulation in the body?

Back

Systemic circulation and pulmonary circulation.

Front

What is the function of capillaries?

Back

Exchange oxygen, carbon dioxide, nutrients, and waste between blood and tissues.