Kerboodle 2.2, Vaccines 2 Flashcards
Kerboodle, Activate - Science, Activate 3 Kerboodle Book, Page 24-25
What does “being immune to disease” mean?
It means that you will never get that disease.
The body has defenses to prevent __.
microorganisms entering your body
What are some examples of your body defences to prevent microorganisms from entering your body?
Your skin, and the hairs in your nose.
What is a “harmful microorganism” also known as?
A pathogen.
What happens when a pathogen enter your body?
It triggers your white blood cells to make antibodies.
What are antibodies?
Antibodies are special chemicals that attack and destroy the microorganism.
A different type of __ has to be produced for each type of microorganism.
Antibody
If the same type of pathogen enters your body again, your __ __ __ remember it.
White blood cells
What happens when your white blood cells remember the pathogen?
Antibodies are produced more quickly.
Name the cells that make you immune to a disease.
White blood cells
What happens when a vaccine is inserted into the body?
White blood cells make antibodies to fight against the dead or inactive microorganism contained in the vaccine.
What happens if a live version of the pathogen later enters your body (after vaccination)?
The antibodies will destroy it before it causes disease.
What does immunisations protect you against?
Many life-threatening conditions.
Why do some people choose to not be immunised?
The safety of some vaccines, or possible side effect.
State two common side effects of immunisation.
A temperature, sickness, swollen glands, or a small lump at the site of the injection.
