preventing and treating disease: no communicable

Question 1

whats vaccinations:

Answer 1

small quanities of dead/inactive pathogen into the body to stimulate white blood cells to produce antibodies

Question 2

antibotics and painkiller

Answer 2

use of antibotics greatly reduced death from infectious bacterial diseases .

Question 3

can antibotics and painkillers kill viral pathogens?

Answer 3

they cannot kill viral pathogens. painkillers are used to treat symptoms but dont kill pathogens. its difficult to create drug that kills virus without damaging body tissue

Question 4

whats cancer

Answer 4

changes in cells that lead to uncontolled growth and divison

Question 5

drugs in the past

Answer 5

been extracted from plants/microorgansims