Organs
Systems
Tissues
Facts
100

The organ that pumps blood.

What is the heart?

100

The lungs help the circulatory system by oxygenating blood.

How do the respiratory and circulatory systems interact?

100

On the outside of the heart there is connective tissue.

What type of tissue is on the outside of the heart?

100

Your heart is about the size of your fist.

How big is the heart?

200

Organ that brings deoxygenated blood to the heart.

What are the veins?

200

All other systems will fail pretty fast.

If the circulatory system fails, what other systems will fail?

200

The third type of tissue in the heart is muscular tissue.

What is the third type of tissue in the heart.

200

Once oxygenated, blood exits the heart through the right side. 

Where does blood oxygenated blood exit the heart?

300

The organ that takes oxygenated blood to other body parts.

What are the capillaries?

300

The circulatory system delivers waste to the digestive system through blood.

How do the circulatory and digestive systems interact?

300

There are 5 types of tissues in the heart.

How many types of tissues are there in the heart?

300

Deoxygenated blood enters the left side of the heart.

In what side does deoxygenated blood enter the heart?

400

Capillaries and veins are different because veins carry deoxygenated blood to the heart and capillaries carry oxygenated blood to the body.

How are veins and capillaries different?

400

Blood carries hormones from the pituitary gland to the rest of the body.

How do the nervous and circulatory systems interact?

400

There are 4 different types of tissues in the veins.

How many types of tissues are in the veins?

400

The heart is both a muscle and an organ.

Is the heart a muscle, an organ, or both?

500

The 4 sections in the heart are, the left ventricle, the left atrium, the right ventricle, and the right atrium.

What are the 4 sections in the heart?

500

The circulatory system takes waste to your kidneys through blood.

How do the circulatory and the excretory system interact?

500

there are 4 types of tissues in the capillaries.

How many types of tissues are in your capillaries?

500

The circulatory system is also called the cardiovascular system.

What is another name for the circulatory system?

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