Fighting Disease - Drugs Flashcards
What do drugs do?
Relieve symptoms or cure a problem
What do PainKillers do?
Relieve pain, that’s about it really
What do antibiotics do?
Kills bacteria
How can bacterias become resistant to antibiotics?
When Bacteria mutates
How do doctors control the rate of resistant strains of bacteria?
by not over-prescribing antibiotics, and patients finishing the whole course of antibiotics
Where do most drugs originate from?
Plants
What do plants do to defend themselves against pests and pathogens?
produce chemicals
What can chemicals from plants be used for?
Drugs to treat or relieve symptoms for humans
What is aspirin and where was it found?
A painkiller developed from a chemical found in willow
What is Digitalis and where was it found?
Drug used to treat heart conditions, developed from a chemical found in foxgloves
What did Alexander Fleming find whilst cleaning out a petri dish?
mould around bacteria, the mould is called Penicillium