SKELETAL & MUSCULAR SYSTEMS
RESPIRATORY & CIRCULATORY SYSTEMS
NERVOUS & DIGESTIVE SYSTEMS
IMMUNE SYSTEM
BACTERIA & VIRUSES
100
The largest bone in the human body

femur

100

This is the tube in your throat that's also known as your windpipe.

trachea

100

The brain is the main organ of this system.

nervous system

100

These are the chemicals that act like soldiers to fight off disease

antibodies

100

Both bacteria and viruses are microscopic but this one is much smaller

virus

200

These muscles allow you to walk, talk and smile

voluntary muscles

200

Your circulatory system pumps blood through these two types of blood vessels.

veins and arteries

200

This is where digestion begins.

The mouth

200

Your body's first line of defense against germs is this.

skin

200

This is the treatment for an infection caused by a bacteria.

antibiotic

300

Cardiac muscles work automatically which make them this type of muscle.

involuntary

300

This is the main muscle of the respiratory system.

diaphragm

300

This is the process of breaking down food and absorbing its nutrients.

digestion

300

This nurse discovered that keeping things clean caused people to stay healthy.

 Florence Nightingale


300

This was the first antibiotic

penicillin

400

This mineral makes bones strong.

calcium

400

Although it is a liquid, this is considered to be a main organ of the circulatory system.

blood

400

This tube connects your mouth to your stomach.

esophagus

400

Your doctor will tell you to get lots of rest and drink lots of fluids if you have this type of infection.

viral infection (virus)

400

Although there is no cure for a virus this will prevent you from getting one.

vaccine

500

Skeletal muscles always work in _______.

pairs

500

Veins carry blood into the heart while these blood vessels carries blood AWAY from the heart.

arteries

500

As a main organ of the nervous system, this is where your nerves are bundled together and run along your back.

spinal cord

500

He discovered the first antibiotic.

Alexander Fleming

500

Bacteria and viruses are both types of germs or ________________.

pathogens

600

This is the number of bones in the adult human skeleton.

206

600

The trachea splits into two of these tubes that lead to the lungs.

bronchial tubes

600

Neurons send messages from the brain to the rest of the body in the form of this.

electrical signals

600

These are the two main jobs of antibodies.

Attack/kill germs and remember viruses to develop immunity

600

Only this type of microscope will allow you to see a virus.

an electron microscope