Respiratory System
Circulatory System
Blood
Lymphatic System
Body Processes
100

This structure is also called the voice box and sits between the pharynx and trachea.

What is the larynx?

100

These blood vessels carry blood toward the heart.

What is the veins? 

100

These cells carry oxygen through the body.

What are red blood cells?

100

This clear fluid travels through lymph vessels.

What is lymph?

100

This is the physical process of moving air into and out of the lungs.

What is breathing?

200

The trachea splits into these two tubes that lead to each lung.

What are the bronchi?

200

These blood vessels carry blood away from the heart.

What are arteries?

200

These cells help fight infection and protect the body from disease.

What are white blood cells?

200

These small spongy structures filter harmful particles and bacteria from lymph.

What are lymph nodes?

200

This is the chemical process in cells that releases energy from food using oxygen.

What is respiration?

300

These tiny air sacs in the lungs allow oxygen and carbon dioxide to be exchanged with the blood.

What are alveoli?

300

The upper chambers of the heart are called these.

What are atria?

300

These small cell fragments help stop bleeding by forming clots.

What are platelets?

300

This lymphatic organ recycles old red blood cells and stores lymphocytes.

What is the spleen?

300

Blood traveling between the heart and lungs is called this type of circulation.

What is pulmonary circulation?

400

This large muscle under the lungs contracts and relaxes to help move air in and out.

What is the diaphragm?

400

The lower chambers of the heart that pump blood out of the heart.

What are ventricles?

400

This yellowish liquid makes up most of blood and transports cells and nutrients.

What is plasma?

400

This lymphatic organ is where T cells complete their development.

What is the thymus?

400

Blood traveling between the heart and the rest of the body is called this circulation.

What is systemic circulation?

500

The overall function of this body system is to bring oxygen into the body and remove carbon dioxide.

What is the respiratory system?

500

This condition occurs when fatty materials build up inside artery walls.

What is atherosclerosis?

500

Blood is made of these four main parts.

What are red blood cells, white blood cells, platelets, and plasma?

500

This body system helps fight infection and return fluid to the bloodstream.

What is the lymphatic system?

500

Blood that supplies the heart muscle itself moves through this type of circulation.

What is coronary circulation?

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