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infection test wk3
infection control wk3 test
| Question | Answer |
|---|---|
| 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
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