Body defense
What is the body´s first line of defense?
skin
White blood cells attack what?
germs
What is the difference between a virus and bacteria
a virus needs a host cell to reproduce bacteria can live on their on
What do vaccines help the body do?
recoginze and fight diseases
What organ pumps blood?
Heart
This helps trap germs before they enter your lungs.
Mucus
True or False white blood cells help remeber some diseases
true
True or fale all bacteria are harmful?
false
Why are booster shots given?
to strenghten immunity over time
Which part of the body makes white blood cells?
Bone marrow
What is inflammation?
The bodys respone to injury or injection.
what is the main job of white blood cells
to protect the body from infection and disease.
virus
How do vaccines help communites?
They reduce spread of disease
What organ filters blood and helps fight infections?
The spleen
Name one sign of inflammation
Redness,swelling,heat, or pain.
What do B-cells produce to help fight germs?
antibodies
Virus,bacteria,fungus, or parasite
Which body system do vaccines train?
the immune system
What small glands swell when you´re sick and trap germs?
Lymph nodes
What body system protects us from disease?
The immune system
White blood cell
What is another name for a disease causing germ?
Pathogen
True or false vaccines help the body remember pathogens
true
What system carries lymph fluid and helps remove wast and germs?
The lymphatic system