Sec2 U2 Feeling Good-vocab Impact2 National Geography

When a part of your body is painful:

• Emotion

• Illness

• Sore

• Virus

A sign that shows you may have a disease:

• Symptom

• Rest

• Digest

• Adolescent

An illness that affects a person, animal, or plant:

• Bacteria

• Cell

• Virus

• Disease

The body’s defense system that protects against illness:

• Immune system

• Theory

• Infection

• Research

Very small living things that can help or harm the body:

• Rest

• Bacteria

• Survive

• Select

A tiny organism that spreads by copying itself and can cause illness:

• Virus

• Cell

• Researcher

• Emotion

The smallest living unit that makes up all living things:

• Brain

• Positive

• Cell

• Vaccination

When the body breaks down food into substances it needs:

• Process

• Digest

• Protect

• Emotion

To keep someone or something safe from harm:

• Protect

• Comfortable

• Survive

• Symptom

When harmful germs attack part of the body:

• Virus

• Infection

• Rest

• Theory