Digestive System
Respiratory System
Circulatory System
Nervous System
Muscular System
100

This is the tube your food travels down to get from your mouth to your stomach.

What is your esophagus?

100

These take in oxygen which is then carried to the body through the blood.

What are your lungs?

100

This is a muscle that pumps blood through your body.

What is your heart?

100

This system helps me react to things in my environment.

What is my nervous system?

100

This type of muscle allows you to move your body.

What are the skeletal muscles?

200

This part of your digestive system digests food using gastric juices and involuntary muscle movement.

What is your stomach?

200

These organs are the main organs of the respiratory system.

What are the lungs?

200

These are the highways through which your blood travels.

What are blood vessles?

200

This part of the nervous system sends signals to your body telling it how to respond to different situations.

What are the nerves?

200

Muscles like the stomach and small intestines that help with digestion are this type of muscles.

What are smooth muscles?

300

This removes water from food so it becomes waste.

What is the large intestine?

300

These bones protect your lungs and heart.

What are your ribs?

300

These organs give oxygen to the blood cells in your body.

What are the lungs?

300

This organ controls your body's functions.

What is your brain?

300

Your heart is made up of this type of muscles.

What are the cardiac muscles?

400

These mechanically break down and digest food into smaller pieces.

What are your teeth?

400

This tube carries oxygen into, and carbon dioxide out of, your body. 

What is your trachea?

400

How can you prevent cardiovascular diseases?

You can exercise and eat healthy.

400

This part of the skeletal system protects your brain from injury due to falls and accidents.

What is your skull?

400

This system allows you to stand, provides support for your body, protects your organs, and works with your muscles to allow you to move.

What is your skeletal system?

500

This part of your digestive system absorbs nutrients.

What is your small intestine?

500

This is a muscle below your lungs that flattens as your lungs breathe in and gets bigger as the lungs breathe out.

What is your diaphragm?

500

This is where blood cells are produced.

What is your bone marrow?

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