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micro test 5
gram negative bacilli/neisseria quiz
| Question | Answer |
|---|---|
| hemophilus influenzae. coccobacilli;gran neg rod that looks like a cocci secondary | |
| what does H.influenza cause? | resp inf, secondary to the flu and strep. does not cause the flu. purulent meningitis in children. |
| what is the name of the immunization given to prevent infection with H.influenzae? | HIB=hemophilus influenza type B. |
| what does H.ducreyi cause? | soft chancre(sounds like shaker) or chancroid. std causes vlar with soft edges. |
| what does H.aegyptius cause? | Pink eye or conjunctivitis. eye red and inflammed , discharge very contagious ophthalmologist will Rx antibiotic drops. |
| what does Gardnerella vaginalis cause? | BV-bacerial vaginosis-woman Tx flagal oral or suppository. NGU-nongonococial urethritis-men caused by something, not gonorrhea, normal flora out of balance, a # of species that may grow to excess. |
| what are clue cells? | # 6 on notes. |
| what does Bordetella pertussis cause? | whopping cough. |
| what does the P in DPT immunize against? | pertussis. |
| what are enteric bacilli? | inhabit or cause disease in the intestine. hearty hearty orgs. |
| what are the characteristics that all Enterobacteriaceae have. | a-all gram neg bacilli. b-aerobic c-cane be motile or non motile in motile motile with flagella. d-oxidase neg e-all ferment glucose. |
| what grows on an EMB plate? | EMB-eosin methylen blue + lactose. gram neg bacilli. |
| what is inhibited from growing on EMB? | gram pos. orgs. |
| on EMb what do colonies that ferment lactose look like? | dark purple center. |
| on EMB what do colonies that do not ferment lactose look like? | color-less center. |
| what does Escherichia coli look like in EMB? | lactose pos. dark purple center, metallic sheen. |
| what can E.coli cause? | normal flora in the intestine of man and animal. a-UTI b-pyelonephritis-infection of kidney. c-infant diarrhea, severe and fatal-infect intestines + releases endotoxins, creates dehydration which leads to death.. |
| how is E.coli used in a coliform count? | indicates the fecal contamination of H2O. |
| what does Shigella dysenteriae cause? | enteric pathogen. causes bacillary dysentery, painful diarrhea with blood + mucous. |
| where does shigella primarily cause disease? | intestine. |
| how is shigella transmitted? | 5 F's fingers, food, flies, feces, fomites=objects. contain mated water with fecal material oral fecal route |
| what does oral-fecal route mean? | from the feces of the PT or carrier to mouth of the victim. |
| what does Salmonella typhosa cause? | typhoid fever enteric pathogen |
| how is S.typhosa transmitted? | same as 20 the 5 F's. |
| Pts become carries b/c S.typhosa may localize in which organs? | kidneys or gallbladder. |
| what does a person ingest that causes Salmonella food poisoning? | a large # of salmonella orgs from other animal species. |
| what foods are associated with Salmonella food poisoning? | poultry and eggs |
| what orgs swarms ove the agar surface? | proteus-nor. |
Created by:
Buta610
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