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12 Cards in this Set
- Front
- Back
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What is the reservoir of the Neisseria gonorrhoeae?
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Humans are the only source.
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What are the gram reactivity and morphology of Neisseria?
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The bean shaped pairs of cocci are Neisseria are gram neg
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How is gonorrhea diagnosed?
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Gonorrhea is diagnosed as infections with oxidase pos, gram neg diplocci from a urethral exudate and the species confirmed by sugar fermentation tests.
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How does N gonorrhoeae overcome the flushing mechanism produced by urine flow
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N gonorrhoeae overcomes the flushing mechanism produced by the urine flow through the use of pili holdfasts.
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Describe the shape, motility, and transmission of Treponema pallidum
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Treponema pallidum is coiled, spiral-shaped, highly motile; and sexually transmitted.
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primary stage of syphilis
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the pt exhibits a chancre full of organisms
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secondary stage of syphilis
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a rash appears on palms and feet (or other places) with fluid that is full of organisms
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tertiary stage of syphilis
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years after the initial infection, the pt suffers from a gumma, which is characterized by destruction of soft tissue of the bone, heart, brain, internal viscera, in the absence of bacteria.
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How is syphilis treated?
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PCN for the first two stages, antibacterials are useless in the tertiary stage
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What is general paresis?
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dementia due to syphilis, emotional instability, memory loss, impaired judgement, delusions, hallucinations, loss of vision, eye damage, and speech defects
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How often is chlamydial infection asyptomatic?
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70 percent females, 30 percent of males
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Where must drugs travel to be effective against Chlamydia?
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drugs must penetrate into the host cell, then into the inclusion body, and finally into the bacteria to be effective against chlamydia.
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