Skeletal System
Digestive System
Respiratory System
Nervous System
Circulatory System
100
This part of the skeleton is composed of several bones and protects the brain.
What is the skull?
100
These structures, also part of the skeletal system, crush that has entered the mouth.
What are the teeth?
100
These balloon like sacs that inflate and deflate, bringing air into and out of the body.
What are the lungs?
100
Tiny cells which send signals to the brain. They are also known as nerve cells.
What are neurons?
100
These disc shaped cells transport oxygen from the lungs to the other parts of the body.
What are red blood cells?
200
The leg bone which connects to the hip.
What is the femur?
200
Food travels down this long tube from the mouth to the stomach.
What is the esophagus?
200
Small sacks in the lungs which allow oxygen and carbon dioxide to move between the lungs and blood stream.
What are aveoli?
200
The central nervous system is composed of the brain as well as this long structure that extends down the back and is the connector between the brain and all other parts of the body.
What is the spinal cord?
200
Double Jeopardy: These blood cells are a vital part of the body's immune system.
What are white blood cells?
300
The connection between the humerus an scapula in humans is this kind of joint.
What is a ball and socket joint?
300
The millions of tiny finger-shaped structures that cover the inner surface of the small intestine and provide a large surface area through which digested food is absorbed.
What are the villi?
300
This chemical is in the air we breathe and we need it to survive.
What is oxygen?
300
Bundles of fibers found throughout the body that sends electrical impulses to and from the brain to the other body structures.
What are nerves?
300
The chamber in the heart that pushes blood out of the heart and to the other parts of the body.
What is the ventricle?
400
The internal, and spongy, portion of the bone that produces blood cells.
What is the marrow?
400

What is the organization system from smallest to largest?

Cell- Tissue- Organ- Organ system

400
This chemical is exhaled by animals, but plants "breathe" it in and use it to produce oxygen.
What is carbon dioxide?
400
Name the main organs of the nervous system

Brain, spinal chord, and nerves 

400

What carries blood away from the heart and which carries blood to the heart

Arteries and Veins

500

What are the functions of the skeletal system?

Protect organs, help with movement, and produce blood cells

500

Name the type of muscle that helps break down food

What is smooth muscle?

500

What other body system is need for the respiratory system to work correctly?

-Muscular (diaphram)
-Cardiovascular  (Heart pumping blood)
-Digestive (energy is needed) 

-Etc (If you can tel why another is needed) 

500

What jobs does the brain perform in the nervous system 

It interprets information coming in and sends out signals to the body 

500

How does the circulatory system benefit other body systems?

-Muscles need oxygen
-Oxygen is needthrough the entire body in every ststem 

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