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Med Micro LFS262 > Week 10 - Week 13 > Flashcards

Week 10 - Week 13 Flashcards

1
Q

What are 4 infections that cause diseases of Urinary tract in Males

A

Bacteriuria
Cystitis
Pyelonephritis
Leptospirosis

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2
Q

During child-bearing years what is the most common microbiota of the urinary tract?

A

Lactobacilli

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3
Q

During child-bearing years what is the most common microbiota of the female urinary tract?

A

Lactobacilli

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4
Q

A symptomatic infection of the lower urinary tract
that includes urgency, frequency, dysuria
(painful or burning urination) is called what?

A

Cystitis (bladder infection)

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5
Q

A diagnostic test is designed to detect gonorrhea in a male. The simplest way to detect gonorrhea from this person’s urine is if it

a. grows on Thayer-Martin medium with antibiotics
b. grows on Thayer-Martin medium without antibiotics.
c. Has Gram-negative diplococci
d. has Gram-positive diplococci.

A

a

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6
Q

An infection of

the kidneys. With symptoms of chills, fever (>38.5o C), nausea, sometimes vomiting is referred to as what?

A

Pyelonephritis

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7
Q

About _____________ percent of men contract gonorrhea after a single exposure.

a. 5
b. 20
c. 50
d. 75

A

b. 20

20-35%

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8
Q

The discovery of _____________ was a major step toward the control of gonorrhea.

a. erythromycin
b. Penicillin
c. streptomycin
d. tetracycline

A

b. Penicillin

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9
Q

What area in women who contract gonorrhea is infected?

A

The cervix (columnar epithelial cells)

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10
Q

In women who contract gonorrhea is the vagina colonised?

A

No. The cervix is

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11
Q

Gonorrhoea can enter the lymphatic system and enter the blood. T-F

A

T

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12
Q

Chancroid is caused by a member of the genus

a. Escherichia.
b. Haemophilus
c. Mycobacterium.
d. Staphyloco ccus.

A

b. Haemophilus

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13
Q

Spirochaete; Treponema pallidum causes what disease?

A

Syphilis

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14
Q

The herpes simplex virus directly affects human cells that

a. carry oxygen and carbon dioxide
b. contract to produce movement.
c. Send messages through the body
d. wander through the body by phagocytosis.

A

a

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15
Q

Spirochaete; Treponema pallidum (Syphilis) can only be grown on what?

A

cell cultures

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16
Q

What stage of syphilis is this: Small, hard-based “chancre”
or sore on the site of infection.Painless, highly infectious
exudates (formed in the
centre)

A

Primary stage

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17
Q

What stage of syphilis is this: Small, hard-based “chancre”
or sore on the site of infection. Painless, highly infectious
exudates (formed in the
centre)

A

Primary stage

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18
Q 
What stage of syphilis is this: Skin rashes
Loss of patches of hair
Malaise
Mild fever
Lesions of the rash contain many
spirochaetes
If not treated, the disease goes to a
latent stage
A

Secondary stage

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19
Q

What stage of syphilis is this: Lesions called “gummas” Some ulcerate and damage
tissues (skin and roof of the
mouth)
The outer layer of lipid in Treponema, inhibits effective
immune response; “Teflon - coated“ pathogen
cell-mediated immunity

A

Tertiary stage

20
Q

Bacterial vaginitis occurs when which normal microbiota decreases?

A

Lactobacilli

21
Q

Fungal candidiasis is caused by which bacterium?

A

Candida albicans

22
Q

Fungal candidiasis is caused by which bacterium?

A

Candida albicans

23
Q

Fungal candidiasis can colonise mucous membranes of mouth, intestinal tract and genitourinary tract. T-F

A

T

24
Q

What percentage of women experience at least one episode of cadidiasis?

A

75%

25
Q

Primary syphilis begins a few weeks to a month after the chancre appears.
T – F

A

F

26
Q

Pregnancy increases the likelihood of cadidiasis due to an increase of what in the vagina?

A

Glycogen

27
Q

Genital herpes can be cured.

T – F

A

F

No treatment

28
Q

A vaginal infection due to raised pH. Leukocytes accumulate at site, discharge is greenish-yellow

A

Trichomoniasis

29
Q

A vaginal infection due to raised pH. Fishy odour discharge. Overgrowth of anaerobes.

A

Gardnerella vaginalis

30
Q

A vaginal infection due to raised pH. Fishy odour discharge. Overgrowth of anaerobes.

A

Gardnerella vaginalis

31
Q

Chancroid is fairly common in _____________ countries.

A

Tropical

Africa, Asia, and Latin America

32
Q

What type of cells are found in samples of gardnerella vaginalis?

A

clue cells

33
Q

How is Herpes simplex virus (HSV-2) transmitted

A

Sexual contact

34
Q

Undetected genital herpes in women, leads to what?

A

neonatal herpes

35
Q

Treatment for genital warts is

A

topical podophyllum

36
Q

What percentage of genital warts are caused by serotypes that cause cancer?

A

10%

37
Q

How many serotypes cause different kinds of warts?

A

more than 60

38
Q

Genital warts are caused by which virus?

A

Papilloma virus

39
Q

Lymphogranuloma venereum (LVG) is a tropical disease caused by what?

A

Chlamydia trachomatis

40
Q

Lymphogranuloma venereum (LVG) is a tropical disease caused by what?

A

Chlamydia trachomatis

41
Q

What disease causes Massive inflammation of genital lymph nodes. In male: blockage of lymph vessels and enlargement
of external genital In female: Rectal narrowing
Diagnosis: Iodine staining of pus from infected lymph
nodes

A

Lymphogranuloma venereum (LVG)

42
Q

Does chlamydial genital infections have a higher prevalence in males or females

A

females

43
Q

Chancroid is caused by which bacterium?

A

haemophius ducreyi

44
Q

A disease that is in tropical areas that causes a swollen, painful ulcer on the genitals with infection of the lymph nodes

A

Chancroid

45
Q

What is the treatment for chancroid?

A

Erythomycin

Med Micro LFS262 (3 decks)

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