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Microbiology Final > Chapter 24 Diseases > Flashcards

Chapter 24 Diseases Flashcards

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Biology 101 flashcards
1
Q

what causes gonorrhea?

A

Neisseria gonorrhoeae

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2
Q

what causes chalmydia?

A

Chlamydia trachomatis

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3
Q

what causes genital warts?

A

Family papillomaviridae

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4
Q

characteristics of Neisseria gonorrhoeae

A

Gram negative diplococci with adjacent sides flattened

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5
Q

characteristics of chlamydia trachomatis

A

Obligately intracellular,non-motile and gram negative

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6
Q

characteristics of the family papillomaviridae

A

Non-enveloped, dsDNA viruses of which there are over 100 strains

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7
Q

reservoir for gonorrhea?

A

humans

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8
Q

reservoir for chalmydia?

A

humans

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9
Q

reservoir for genital warts?

A

humans

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10
Q

mode of transmission for gonorrhea?

A

Direct contact with an infected host

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11
Q

mode of transmission for chalmydia?

A

Direct contact

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12
Q

mode of transmission for genital warts?

A

skin to skin direct contact

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13
Q

portal of entry for gonorrhea?

A

Mucous membranes of genital, urinary, and digestive tracts of human

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14
Q

portal of entry for chalmydia?

A

Scrapes or cuts

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15
Q

portal of entry for genital warts?

A

tiny breaks in the skin

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16
Q

virulence factors for gonorrhea?

A

Fimbriae, polysaccharide capsule, lipooligosaccharide containing lipid a, igA protease

17
Q

virulence factors for chalmydia?

A

18 different strains and all but one are pathogens of humans

18
Q

virulence factors for genital warts?

A

Over 40 strains can infect the genital tract
Replicate exclusively in the basal layer of the keratinocytes

19
Q

how does gonorrhea affect the body?

A

Gonococci adhere to mucous membranes and attach to sperm via fimbriae. Organisms phagocytosed but survive and multiply within neutrophils

20
Q

how does chalmydia affect the body?

A

Infect conjunctiva, lungs, urinary tract and genital tract
Infects cells of conjunctiva or cells lining mucous membranes of traches, bronchi, urethra, uterus, uterine tubes, anus, and rectum

21
Q

how does genital warts affect the body?

A

They can also lead to vaginal or vulvar cancer, anal cancer, and throat or mouth cance

22
Q

signs and symptoms for gonorrhea?

A

Scarring, resulting in ectopic pregnancies Increased vaginal discharge.
Painful urination.
Vaginal bleeding between periods, such as after vaginal intercourse.
Abdominal or pelvic pain.

23
Q

signs and symptoms for chalmydia?

A

Asymptomatic. Discharge from the penis or burning upon urination.

Permanent damage ro fallopian tubes, uterus, and surrounding tissue

24
Q

signs and symptoms for genital warts?

A

genital warts most easily recognized sign (found on the vulva, anus, vagina, cervix, penis, thigh, groin, or scrotum

25
Q

epidemiology for gonorrhea?

A

MSM disproportionally impacted by STIs

26
Q

epidemiology for chalmydia?

A

Most commonly sexually transmitted bacterium. Prevalent in women <20

27
Q

epidemiology for genital warts?

A

HPV most common sexually transmitted disease

28
Q

diagnosis of gonorrhea?

A

Presence of gram-negative diplococci in pus from an inflamed penis from symptomatic male patient is diagnostic

29
Q

diagnosis of chalmydia?

A

Demonstration of chlamydial DNA in specimen following PCR amplification of DNA

30
Q

diagnosis of genital warts?

A

Observation

31
Q

treatment for gonorrhea?

A

Treatment more difficult
Single does of 500 mg of intramuscular ceftriazone

32
Q

treatment for chalmydia?

A

Doxycycline for days

33
Q

treatment for genital warts?

A

Surgery, freezing, burning, laser

34
Q

prevention of gonorrhea?

A

No long term specific immunity. No vaccine, latex condoms,

35
Q

prevention of chalmydia?

A

Abstinence or faithful mutual monogamy. Condom some protection but can increase it

36
Q

prevention of genital warts?

A

Gardasil 9, condoms

Microbiology Final (6 decks)

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