Bones and Muscles
Nerves and Senses
Digestion
Heart and Lungs
Skin and Immunity
100

This system moves the bones in your body. 

What is the Muscular System?

100

This system senses things and sends messages to the brain.  

What is the Nervous System?

100

It is important to drink this every day.

What is water?

100

This system moves blood through your body. 

What is the Circulatory System?

100

Whorls, arch, and loop are the three main types of this. 

What are fingerprints?

200

This system gives support and protects important organs.  

What is the Skeletal System?

200

This is the dark circle in the middle of your eye.

What is the pupil?

200

Eating a variety of foods will give you these important nutrients.  

What are vitamins?

200
This system takes air into the lungs and exhales it.  

What is the Respiratory System?  

200

This outer layer protects the body from germs.

What is skin?

300

A signal from your brain causes your muscle to do this?  

What is move or contract?  

300

This is the main function of the hippocampus in the brain.  

What is short-term memory? 

300

You should eat these sparingly for good health.  

What are fats, sweets, and candy?

300

These cells stop a cut from bleeding too much.

What are platelets? 

300

Friction skin is found on this part of your body.

What are the palms of your hands and the bottoms of your feet?

400

Long bones produce these kind of blood cells.  

What are red blood cells?  

400

Pain and temperature receptors are found here.

What is your skin?

400

This system breaks food down into nutrients.  

What is the Digestive System?

400

A human heart has this many chambers.

What is four?

400

Your eye color is determined by your this.

What are genetics?

500

Your hip is this kind of joint.  

What is a ball and socket joint?

500

These are the three main organs in the Nervous System.

What are the brain, nerves, and spinal cord?

500

This is a tube about 19 feet long that coils back and forth inside your body.

What is the small intestine?

500

These are the sacs in your lungs where various gases are exchanged.

What are alveoli?

500

This is the largest organ in your body.

What is your skin?

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