Topic 2 Lesson 4 Review

Front

What is the main function of arteries?

Back

Arteries carry oxygen-rich blood away from the heart to the body's tissues.

Front

What is the role of the lungs in the circulatory system?

Back

The lungs are where blood picks up oxygen and releases carbon dioxide.

Front

Which chamber of the heart receives oxygenated blood from the lungs?

Back

The left atrium.

Front

What is the function of the lymphatic system?

Back

The lymphatic system returns fluid from tissues back to the bloodstream.

Front

What does red blood indicate in diagrams?

Back

Red blood indicates that the blood is carrying oxygen.

Front

What is the difference between veins and arteries?

Back

Veins carry deoxygenated blood back to the heart, while arteries carry oxygenated blood away from the heart.

Front

What is the function of the heart?

Back

The heart pumps blood throughout the body, supplying oxygen and nutrients to tissues.

Front

What is the significance of capillaries in the circulatory system?

Back

Capillaries are small blood vessels where the exchange of oxygen, carbon dioxide, nutrients, and waste occurs.

Front

What is the role of red blood cells?

Back

Red blood cells transport oxygen from the lungs to the body's tissues and carry carbon dioxide back to the lungs.

Front

What is the purpose of the circulatory system?

Back

The circulatory system transports blood, nutrients, gases, and waste products throughout the body.