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infection test wk3

infection control wk3 test

QuestionAnswer
obligate aerobe must have oxygen to live
major classifications of microorganisms viruses, rickettsiae, fungi, protozoa, bacteria
symbiosis close relationship between organisms
what microbial relationships are symbiosis mutalism, commensalism, parasitism
antibiosis one organism produces substances or causes conditions which are lethal for other organisms
mutalism both benefit
parasitism one organism derives benefit from another organism, at the other's expense
independence 2 different kinds of organisms living independently without affecting the other
commensalism one organism recieves benefit from another organism, but causes it no harm
diplococci sphere or round forms that appear in pairs
staphylococci sphere or round forms that arrange themselves in grapelike clusters
diplobacilli rod or cylinder shapes that appear in pairs
streptobacilli rod or cylinder shapes that appear in chains
stretococci cling together in long chains
spirillum (spirilla) longer, rigid, curved organism, usually with several spirals and several flagella
staphylococcus aureus most post-operative wound infections
streptococcus pyogenes strep throat, scarlet fever, pnemonia, glomerulonephritis, rheumatic heart disease
escherichia coli gastroenteritis, urinary tract infection, pyelonephritis, epidemic diarrhea in newborn nurserys
clostridium perfringens gas gangrene
immunotrophic aids, hiv
hiv human immuno virus
aids aquired immuno deficency syndrome
aerobe microorganism; requires oxygen to live
anaerobe microorganism that lives without oxygen
bacteriophage virus that attacks bacteria
binary fission method of asevual reproduction in which the cell divides into two parts
microbiology study of microorganisms
morphology study of structure and form
normal flora microscopic plant life such as bacteria, which are adapted to residing in a given area of the body during health
nosocomial infection hospital-inquired infection
obligate compulsory
opportunistic miroorganism microorganism which causes infection when given the opportunity by the altered physiological state of the host
parasitology study of parasites
mycology study of fungi
pathogen disease-causing microorganism
virology study of viruses
virulence relative power of pathogen to cause disease
5 major classes of a microorganism viruses, ricketsiae, fungi, protozoa, bacteria
symbiosis close relationship between two organisms
what 3 relationships represent symbiosis mutalism, commensalism, parasitism
antibiosis one organism produces substances or causes conditions which are lethal for other organism
mutualism both organisms benefit
parasitism one organism derives benefit from another organism, at the other's expense
independence two different kinds of organisms living independently without affection the other
commensalism one organism receives benefit from another, but causes it no harm
what do capsules help aide in identification
what destroys spores/ capsules autoclave
what are the two types of toxins endotoxins and exotoxins
what toxin is only liberated when the bacterial cell dies and disintegrates endotoxin
what toxin is the by product after death endotoxin
what toxin is an example of typhoid fever and bacillary dysentery endotoxin
what toxin is an example of tetanus, gas gangrene, ditheria, and scarlet fever exotoxin
sterility absent of all microorganisms
what requires living or dead organic matter for food and are pathogenic bacteria
what needs the ph scale to by slightly on the alkaline scale to grow bacteria
clostridium tetani tetanus
what causes lock jaw clostridium tetani
what are helminths worms
what are examples of helminths round worms, pin worms, hook worms, and flat worms
viruses are what kind of parasite obligate intracellular parasites
what shapes can a virus be rod or sphere
two types of hepatitis viral hepatitis, and chemically-induced hepatitis
what can viral hepatitis also be viscerotrophic
t or f, patients infected with the HIV virus may be asymptomatic true
what is usually found as evidence as having aids kaposi's sarcoma
4 examples of dermotrophic viruses small pox, chicken pox, fever blisters, measels
4 examples of pneumotrophic viruses common cold, influenza, virual pnemonia, infectious mononucleosis
2 examples of neurotrophic viruses rabies, encephalitis
2 examples of viscerotrophic viruses mumps, hepatitis
2 examples of immunotrophic viruses hiv, aids
Created by: a1h12