Vaccination (P1)

Question 1

Why aren’t you given the whole pathogen?

Answer 1

Because it could have negative effects, however it gives enough so the body will stop it later

Question 2

Vaccines

Answer 2

Vaccines use dead, live attenuated (weak) or recombinant (many given together in one bacteria)

Question 3

Adjuvants

Answer 3

Used to enhance the potency of the vaccine p. Substances such as egg proteins, formaldehyde, aluminium and antibiotics are used

Question 4

Herd immunity

Answer 4

Where enough of a population are vaccinated to stop the pathogen from spreading anymore

Question 5

How do vaccinations make a person immune to a disease

Answer 5

Give you a dead/weaker part of the pathogen
Your body produces the antibodies
When you get it your body knows most of the antibodies required to stop the real disease
Creates antibodies much quicker

Question 6

How does this help for the future?

Answer 6

Memory lymphocytes will remember the antibodies required