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Pathogen
A microorganism that causes infectious disease
TMV
A virus that causes yellow patches on tomato leaves
Resistance
Why bacteria stop responding to anibiotics
Antibiotic
A drug which kills bacteria
Phagocyte
A white blood cell that ingests pathogens
Mucus
The sticky substance in the nose that traps bacteria
Antibody
A protein produced by white blood cells that binds to foreign antigens
Virus
A self replicating particle which invades a host cell
Vaccination
The introduction of a harmless form of a pathogen to stimulate the immune system
Toxin
A poison produced by bacteria
Gonorrhoea
A sexually transmitted bacterial infection
Hydrochloric acid
The liquid in the stomach that kills bacteria
Rose black spot
A plant disease caused bu a fungus
Painkiller
A drug that reduces symptoms but doesn't kill the pathogen
Bacteria
Single-celled organisms that lack a nucleus; prokaryotes
Virus
A tiny, nonliving particle that invades and then reproduces inside a living cell.
Fungus
Type of microbe that can cause athlete's foot
Protozoa
One-celled organisms that are more complex than bacteria
Agar jelly
A gel made from algae, which provides an ideal growth medium.
Petri dish
A shallow dish used to culture bacteria
Aseptic technique
A procedure performed under sterile conditions.
Contamination
The introduction of dangerous pathogens
Zone of inhibition
The zone where bacteria can't grow around a given antibiotic.
Innoculating loop
Used to transfer bacteria from one place to another
Measels
An infectious disease which produces small red spots all over the body - caused by a virus
HIV
A virus that attacks and destroys the human immune system.
Malaria
A disease carried by mosquitoes implanting plasmodium protozoa in the blood.
Salmonella
A bacterium that occurs mainly in the intestine, especially a serotype causing food poisoning.
Vector (disease)
Something that transfers things from one place to another, for example an organism that carries a pathogen from one infected person to another, such as the mosquito that carries the malaria protist.
Antigen
Substance that triggers an immune response
Phagocyte
A white blood cell that destroys pathogens by engulfing them and breaking them down
Lymphocyte
A type of white blood cell that make antibodies to fight off infections
Antitoxin
A substance which neutralizes the poisonous products of micro-organisms.
MMR
Measles, mumps, rubella (vaccine)
MRSA
A drug resistant bcteria
Digitalis
The "foxglove" plant from which heart medicine is made
Asprin
Painkiller from the willow tree
Alexander Flemming
Discovered penicillin
Penicillin
First antibiotic discovered
Placebo
A fake drug used in the testing of medication
Double blind trial
Neither the doctors or patient know if they are receiving a placebo or the actual drug
Drug trial
Testing to ensure safety of new medicines
Thalidomide
A mild sleeping pill that, taken early in pregnancy, can produce a variety of malformations of the limbs, eyes, ears, and heart.
Bias
prejudice in favor of or against one thing, person, or group compared with another, usually in a way considered to be unfair.
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