Parts of the Blood
Parts of the Heart 1
Parts of the Heart 2
General Heart Knowledge
100

This part of the blood carries oxygen to all parts of the body. 

Red blood cells. 

100

What part of the heart is number 6?


Left ventricle.

100

What part of the heart is number 1?


Vena cava.

100

What types of blood vessel takes blood TO the heart?

Veins.

200

This part of the blood contains nutrients, proteins, hormones, and waste products. 

Plasma.

200

What part of the heart is number 2?


Right atrium. 

200

What part of the heart is number 3?


Pulmonary artery. 

200

What organ is at the center of the circulatory system?

Heart.

300

What part of the heart is number 8?


Left atrium. 

300

What part of the heart is number 4?


Pulmonary vein. 

300

What can a low resting heart rate indicate?

A high level of fitness. 

400

This part of the blood helps the body fight germs. 

White blood cells.

400

What part of the heart is number 5?

Aorta.

400

How many chambers does the heart have?

4

500

This part of the blood helps blood clot. 

Platelets.

500

What part of the heart is number 7?


Right ventricle. 

500

What type of blood vessel takes blood AWAY from the heart?

Arteries. 

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