Organ Systems
Circulatory System
Nervous System
Digestive System
Muscular system
100

The bones in the human body that interact to move, protect the body, and give it shape.

Skeletal system

100

The muscle that pumps blood through the body

Heart

100

An organ that receives information from sense organs about the environment and then tells the body how to react

Brain

100

A body part that helps break down food into nutrients.

Stomach

100

The organ that surrounds and protects the body.

Skin

200

the system that pumps blood throughout your body

circulatory system

200

your heart rate, or how many times a your heart beats

Pulse

200

a bunch of wires in the body that send signals to and from the brain

Nerve

200

The organ where most of digestion occurs

small intestine

200

An organ that contracts and relaxes to make bones move

Muscle

300

takes in oxygen from the air so that it can be delivered to all body cells

respiratory system

300

blood vessels that carry blood away from the heart.

Artery

300

carries messages to and from the brain.

spinal cord

300

An organ that breaks down fats and helps with digestion

Liver

300

outer layer of skin

Epidermis

400

takes in information through our senses, processes the information and triggers reactions

Nervous System

400

tiny blood vessels that deliver blood to all the body’s cells

Capillary

400

An organ that collects information about the body’s surroundings

sensory organ

400

The organ that takes in water from food and helps get rid of waste

large intestine

400

a strong, flexible connective tissue that protects your joints and bones

Cartilage

500

organs that break down the food so it can be absorbed into our blood

Digestive System

500

blood vessels that carry blood back to the heart

Veins

500

To react to a change or action

Respond

500

The organ that manages sugar in the body

Pancreas

500

rope like tissue that pull on bones

Tendon

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