Vaccinations Flashcards
what does a vaccine contain
a dead or weakened part of a virus or bacteria
what does bacteria protect us againsts
viral infections
what are antibioticts
Antibiotics are medicines which kill bacterial infections.
What types of microorganism causes pneumonia?
bacteria
When are vaccines taken?
before getting the illness
what are the symptoms for the flu
High temperature, aches, dry cough and sore throat
what is the symptoms for chicken pox
rash with blisters that turn into scabs
what are the symptoms for measels
Blocked or runny nose, sneezes, sore eyes, raised temperature
what are the symptoms for covid 19
High temperature, cough, loss or change to sense of taste and smell
do vaccines kill the viral infection
no vaccines do not actually kill the viral infection. Vaccines are given before infection to protect the person.
what is the immune response
The immune response causes the vaccinated person’s white blood cells to produce specific antibodies which fight the infection.
what happens if the person gets the ivirus
If the person then catches the virus, their white blood cells can make these antibodies faster and often stop them becoming severely ill. At this point, a vaccinated person now has increased immunity to infection.
what is immunity
Natural immunity is when a person gets the infection and manages to fight it without a vaccine.
what defends against a microbe
antibodies in the blood and special white cells called memory cells
what do phagocytes do
ingest microbes and destroy them
