Show:
Skeletal System
Digestive System
Respiratory System
Nervous System
Circulatory System
100

How many bones are in the adult human body?

What is the 206?

100

This is where the digestive system begins.

What is the mouth?

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

This system delivers oxygen and nutrients to all the cells in the body and CO2 and waste to the lungs 

What is the circulatory system?

200

This type of skeleton is found inside of an organism. 

What is an endoskeleton?

200
Food travels down this long tube from the mouth to the stomach.
What is the esophagus?
200

The respiratory system works with this body system that delivers oxygen and nutrients to cells. 

What is the circulatory system?

200

The ______ nervous system is made up of the brain and spinal cord.

What is the central nervous system?

200

This system breaks food down into nutrients and vitamins circulatory system carries them to all cells.

What is the digestive system?

300

This tissue connects bone to bone.

What is a ligament?

300

This organ breaks food down so that nutrients may be absorbed. 

What is the stomach?

300
This chemical is in the air we breathe and we need it to survive.
What is oxygen?
300

This organ controls all body functions and sends and receives messages up and down the spinal cord.

What is the brain?

300

This organ pumps blood through arteries, veins and capillaries.

What is the heart?

400

Bones are able to absorb or release calcium into the blood. What does this help the body maintain?

What is homeostasis?

400

This organ absorbs nutrients from food. 

What is the small intestine?

400
This chemical is exhaled by animals, but plants "breathe" it in and use it to produce oxygen.
What is carbon dioxide?
400

This is an involuntary response to something, which happens quickly

What is a reflex?

400

These are very tiny blood vessels connecting the arteries and veins

What are capillaries?

500

The skeleton is divided into two main parts. What is the name of the skeleton consisting of the skull, ribcage, and spine?

What is axial?

500

This is a disease of the digestive system that causes a sensitivity to gluten. 

What is celiac disease?

500
A disease in the lungs caused by breathing in harmful chemicals.
What is emphysema (or lung cancer)?
500
A structure that permits a neuron to pass an electrical or chemical signal to another neuron.
What is a synapse?
500

This system moves gases(oxygen and carbon dioxide) into and out of the blood and circulatory system carries the oxygen and carbon dioxide.

What is the respiratory system?