Definitions
Fill in the Blank
Systems
Meanings
Extra
100

A group of cells working together 

Tissue

100

Any movement of your body happens through your ________ system 

Muscular 

100

Your heart and blood vessels that circulate blood throughout your body 

Circulatory System

100

The layer of skin you see 

Dermis

100

The ____ blood cells help fight infection and disease

White

200

The part of the tooth that we can see 

Crown

200

The nerve that carries the message of hearing to the brain is the _________ nerve 

Auditory 

200

The windpipe, lungs, and diaphragm that help you breathe 

Respiratory system

200

The blood vessels that take blood to your heart 

Veins

200

The place where two bones join together 

Joint

300

The control center of your body

Brain

300

The heart has ____ chambers

Four
300
The parts of the body that change food you eat into a form your body can use 

Digestive system 

300

The blood vessels that take blood away from your heart 

Arteries

300

How does your skin protect your body?

Warns body of danger, scab for healing, keeps body temperature even

400

Keeps dust and other objects out of your eyes 

Eyelids

400

The body has ____ lungs

Two

400
The system of bones that makes blood cells and stores minerals 

Skeletal System

400

The largest organ of the body 

Skin 

500
The part of the eye that focuses the picture you see

Lens

500

Another name for the heart is the ________ muscle 

Cardiac

500

The network of nerves that includes your brain, nerves, and spinal cord 

Nervous system 

500

Tiny holes on the skin 

Pores

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