Skeletal system
Nervous System
Circulatory System
Digestive System
Respiratory System
100
This person has more bones than an adult.
What is a baby?
100
All of the nerves in the human body originate from this.
What is the brain?
100
These two things transport blood through the body.
What are veins and arteries?
100
This is the first way that food is broken down into smaller pieces in the digestive system.
What is chewing?
100
The body breathes in oxygen and breathes out this gas.
What is carbon dioxide?
200
These are the two bones in the forearm.
What are the radius and ulna?
200
This protects the brain.
What is the skull?
200
This is the colour of veins.
What is blue?
200
This is how we move food from our mouth into our stomach.
What is swallow?
200
These are the two passageways that air enters and leaves the body as we inhale and exhale.
What are through the nose and mouth?
300
This is how many bones there are in an adult.
What is 206?
300
Vertebrae in the back protect this.
What is the spinal cord?
300
The heart has this many compartments.
What is 4?
300
This is the name of the tube in the digestive system that goes from the mouth to the stomach.
What is the esophagus?
300
This is the name of the tube in the respiratory system that goes from the mouth to the lungs.
What is the trachea?
400
These are the two bones in the calf.
What are the tibia and fibula?
400
This side of the brain controls the left side of the body.
What is the right side?
400

This is the name of the artery that blood gets pumped through as soon as it leaves the heart.

What is the aorta?

400
This is where urine is stored in the body.
What is the bladder?
400
This flap keeps food from entering your respiratory system when you swallow.
What is the epiglottis?
500
This is the real name for the collar bone.
What is the clavicle?
500
These are the two major functions of nerves.
What are sense feelings (pain, heat, etc) and move muscles
500

What is the difference between a vein and an artery?

What is the veins carry blood back to the heart and the arteries carry blood away from the heart?

500
The digestive consists of the esophagus, stomach, and these two other parts.
What are the small intestine and the large intestine?
500
This is the reason your voice gets deeper as you age.
What is loosening of the vocal chords?
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