Skeletal System 🦴
Cardiovascular System 🫀
Nervous System 🧠
Digestive System 🍽️
Respiratory System 🌬️
100

The number of bones an adult human has. 

What is 206?

100

This organ pumps blood all throughout the body. 

What is the heart?

100

This organ controls the entire body. 

What is the brain?

100

This organ stores bile. 

What is the gallbladder?

100

This muscle is primarily responsible for breathing. 

What is the diaphragm?

200

This is the longest bone in the human body. 

What is the femur?

200

The number of chambers the human heart has. 

What is four?

200

This part of the brain controls balance and coordination. 

What is the cerebellum?
200

This organ produces bile. 

What is the liver?

200
These are tiny air sacs in the lungs that exchange oxygen with carbon dioxide. 

What are alveoli?

300

This is the smallest bone in the human body. 

What is the stapes?

(A teeny tiny bone in your ear!)
300

This chamber pumps oxygen-rich blood through the body. 

What is the left ventricle?

Also accepted: left side, left chamber 
300

This is the protective tissue that surrounds the brain and spinal cord. 

What are the meninges?

300

This is where most of the body’s nutrients stored. 

What is the small intestine?

300

The windpipe is also known as. 

What is the trachea?

400

This tissue connects bone to bone. 

What is a ligament?

400

These blood vessels carry blood away from the heart. 

What are arteries?

400
The is the basic structural unit of the nervous system and transits signals throughout the body. 

What are neurons?

400

This organ produces insulin. 

What is the pancreas?

400

This is also known as your voice box. 

What is the larynx?

500

This mineral gives bone most of their strength. 

Bonus: Can you provide the chemical formula?

What is calcium?

Ca

500

This is the largest artery in the body. 

What is the aorta?

500
This part of the nervous system controls involuntary actions like heartbeat and digestion. 

What is the autonomic nervous system?

500

This organ is made of muscle and grinds food down before entering the small intestine

What is the stomach?

500

This organ uses the most oxygen. 

What is the brain?