disease prevention Flashcards
vector
carrier of communicable disease
pathogen
disease-causing microorganism such as germs, worms and parasites
bacteria
microscopic, single-celled organisms which can release toxins
viruses
microscopic infective agents which take over a host’s functions to reproduce
fungi
plant-like organisms which absorb nutrients from their surroundings
protozoa
parasitic single-celled organisms which can reproduce in. a host
rickettsia
type of bacteria found in ticjs, lice, fleas, etc. which spread via the bloodstream and cause infection.
parasitic worms
worms which live in people or animals and absorb nourishment from their hosts
stagnant water
naturally occuring water which stands still without flow , current or level changes
bodily fluid
liquid originating from inside the body of a living person; include saliva, sweat, tears, vomit, mucus, urine, blood, and sexual fluids
hygeine
common practices used to mantain health through cleanliness; includes showering or bathing, washing, brushing teeth, etc.
wellness exam
medical examinations performed by a doctor or nurse aimed at preventing health problems
vaccination
injection of a killed or weakened organism which produces immunity in the body against the organism
antibiotics
medicines which work by killing bacteria or stopping them from reproducing so the immune system can more easily kill them.
carcinogens
cancer causeing agents