FIGHTING DISEASE

Question 1

How can bacteria make you ill?

Answer 1

damaging your cells and producing toxins

Question 2

What are pathogens?

Answer 2

pathogens are microorganisms that enter the body and cause disease

Question 3

How do vaccinations work?

Answer 3

vaccinations involve injecting small amounts of dead or inactive microorganisms. These carry antigens which cause your body to produce antibodies to attack them, even though the microorganism is harmless. Then if the microbes try to attack again, they are recognised quickly an attacked.

Question 4

advantage of vaccinations

Answer 4

help control infectious diseases

prevent epidemics or big outbreaks of disease

Question 5

disadvantage of vaccinations

Answer 5

they don’t always work

you can sometimes have a bad reaction

Question 6

What do painkillers do?

Answer 6

they relieve the pain but don’t actually tackle the cause of the disease , they just help to reduce symptoms

Question 7

What do antibiotics do?

Answer 7

they actually kill the bacteria causing the problem without killing your own body cells

Question 8

How can bacteria become resistant to antibiotics?

Answer 8

Bacteria can mutate and sometimes mutations cause them to be resistant to an antibiotic.