Term
| difficile = self-limiting diarrhea and pseudomembranous colitis, botulinum = botulism, tetani = tetanus |
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Definition
| Clostridium ___ causes self-limiting diarrhea and pseudomembranous colitis. Clostridium ___ causes botulism and clostridium ___ causes tetanus. |
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Term
| tetanospasmin and tetanolysin |
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Definition
| Clostridium tetani produces two exotoxins = ___ and ___. |
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Term
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Definition
| Clostridium ___ is part of the normal flora in small number of patients and produces two toxins (enterotoxin and cytotoxin). |
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Term
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Definition
| ___ are obligate curved-rod, acid fast anaerobes with no toxins or enzymes and a lipid-rich cell surface resistant to many chemical agents. |
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Term
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Definition
| ___, also known as consumption, wasting disease or white plaque affects people with HIV and other immunocompromised people and is transmitted by microdroplets, but is not very contagious. |
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Term
| True! Mtb infection is a potential for development of active disease, but not infectious. |
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Definition
| T/F: Infection with Mtb is not synonymous with active tuberculosis. |
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Term
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Definition
| ___ ___ is a tubercle + swollen node resulting from active tuberculosis. |
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Term
| c. produces neurotoxin... difficile only produces enterotoxin and cytotoxin |
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Definition
| All of the following are true of Clostridium difficile infection EXCEPT: a. part of normal flora in some patients, b. can cause diarrhea as a result of antibiotic usage, c. produces neurotoxin, d. is g(+) spore former |
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Term
| mycobacterium tuberculosis |
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Definition
| Which organism is acid-fast? |
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Term
| asymptomatic primary tuberculosis |
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Definition
| A positive PDD skin test and a negative chest x-ray finding is most characteristic of: |
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Term
| b. the patient has been infected with mycobacterium species |
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Definition
| A positive skin test for mycobacterium tb indicates: a. that the patient is infectious, b. that the patient has been infected with mycobacterium species, c. that the patient has tiberculosis, d. all of the above. |
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Term
| b. production of an exotoxin |
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Definition
| Virulence of clostridium botulinum is primarily due to: a. endotoxin, b. peoduction of an exotoxin, c. the capsule, d. production of enzymes. |
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Term
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Definition
| A patient who has a positive PDD test and no symptoms may be given ___ as a prophylaxis to prevent disease. |
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Term
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Definition
| Botulinum toxin and tetanus toxin are ___toxins. |
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Term
| a. microdroplet nuclei responsible for transmission |
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Definition
| Which of the following characteristics apply to mycobacterium tb? a. microdroplet nuclei responsible for transmission, b. anaerobic microorganism, c. g(-) dipolococcus, d. urease production |
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Term
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Definition
| ___ % of non-immunocompromised patients infected with mycobacterium tuberculosis are expected to progress to active disease if not treated. |
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Term
| b. development of active disease |
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Definition
| A patient with asymptomatic primary tb should be treated to prevent: a. spread of disease to others (patient is infectious), b. development of active disease, c. A/B, d. neither A/B |
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Term
| E. toxoid and requires booster every 7-10 years |
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Definition
| The vaccine used to immunize against tetanus is: a. a toxoid, b. only necessary to give as a primary series, c. requires booster doses every 7-10 years, d. A/B, e. A/C |
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Term
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Definition
| Which feature best applies to staph food poisoning? a) etiology is component of normal GI tract b) 24 hr incubation period c) no antibiotic tx required d) classified as an intoxication e) C/D only |
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Term
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Definition
| A patient who has a positive PPD test and no symptoms may be given ___ as a prophylaxis to prevent the disease. |
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Term
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Definition
| A positive PPD skin test and negative chest x-ray finding is most characteristic of (asymptomatic/symptomatic) primary tuberculosis. |
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Term
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Definition
| Tuberculosis is primarily transmitted by ____. |
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Term
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Definition
| Tb involving the cervical lymph nodes is referred to as ____. |
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Term
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Definition
| Clostridium perfringens may cause a) food poisoning b) gas gangrene c) neither a/b d) both a/b |
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Term
| g(+), spore former, anaerobic |
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Definition
| Clostridium perfringens is g (+/-), (non-sporeformer/sporeformer) and (anaerobic/aerobic). |
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Term
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Definition
| Diarrhea which develops after taking an oral antibiotic is often due to overgrowth of ___ ___. |
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Term
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Definition
| Which of the following is most associated with virulence of clostridium species: a) capsules b) endotoxin c) exotoxins d) enzymes e) spores |
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