15 terms

Year 9 Infectious disease

Mr. Hung 2014
STUDY
PLAY
antibodies
protein made by the body's white blood cells to fight infections
pathogen
an organism that can cause an infectious disease
Virus
the smallest pathogen
antibiotics
A type of drugs that can kill bacteria during an infection
vaccinations
Injections of vaccines that help to prevent infection
influenza
respiratory illness caused by a virus that causes headache, muscle ache and fever also known as the flu
immunity
Ability of the body to resist infection
first line of defence
body systems such as skin, tear and stomach acid that give barriers to pathogens to gain entry to the body.
bacteria
single-celled organisms without a nucleus, mostly beneficial but some can cause infectious diseases.
inflammation
An immune response in which the localised area becomes red, hot, swollen and painful.
phagocytes
A type of white blood cell that ingests invading microbes.
epidemic
A widespread outbreak of an infectious disease.
fungi
The type of organisms that causes ringworm and thrush.
parasites
Organisms that live on and in the host body including tapeworms, protozoans, ticks and mites.
lymphocytes
A type of white blood cells that produce antibodies to kill pathogens.