A substance you get from a doctor to prevent a disease.
Vaccine
The red liquid that flows through your body.
blood
To move food or drink from your mouth down to your stomach.
Swallow
An animal that eats both plants and meat.
Omnivore
The force that pulls objects down toward the Earth.
Gravity
A living thing that a virus or bacteria lives in.
Host
The organ that pumps blood through your body.
Heart
To press something tightly between your hands or fingers.
Squeeze
An animal that only eats plants.
Herbivore
Very fast
rapid
When many people get the same disease at the same time.
The tubes that carry blood away from your heart.
Arteries
To press something so hard that it breaks or becomes flat.
crush
Related to teeth or the dentist.
Dental
Watchful and ready to act.
Alert
A sign that you are sick, like a cough or fever.
Symptom
To take air into your lungs and push it out.
breathe
To answer or react to something.
respond
A hole in a tooth caused by decay
Cavity
A person who finds information to solve a crime or mystery
Detective
The process of passing a disease from one person to another.
Transmission
A fast, automatic action of your body, like pulling your hand from a hot surface.
reflex
To keep something for later use.
store
Having no feeling in a part of your body, often from medicine at the dentist
Numb
To explain the meaning of something.
Interpret