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Clinical Parasitology > Intestinal Tissue Nematodes I > Flashcards

Intestinal Tissue Nematodes I Flashcards

1
Q

They are elongated, cylindrical in shape with bilaterally symmetry and unsegmented.

A

Roundworms

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2
Q

Have complete digestive system, no circulatory system.

A

Intestinal tissue nematodes

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3
Q

maybe oviparous or viviparous.

A

Female

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4
Q

with caudal chemoreceptors.

A

Phasmids

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5
Q

Lacks phasmids or caudal chemoreceptors.

A

Aphasmids

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6
Q

TCT means?

A

Trichuris-Capillaria-Trichinella

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7
Q

“TCT”: Trichuris-Capillaria-Trichinella.

A

Aphasmids

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8
Q

[2] Cycles of Intestinal Tissue Nematodes

A
  1. Direct life cycle
  2. Indirect life cycle
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9
Q

no intermediate host.

[cycle]

A

Direct life cycle

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10
Q

intermediate host.

[cycle]

A

Indirect life cycle

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11
Q

Generally males of most species have curved tail end and provided with special structure such as?

A

Copulatory bursa

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12
Q

[4] under phasmids.

A
  1. Hookworm
  2. S. stercoralis
  3. W. bancrofti
  4. B. malayi
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13
Q

Common name of Ascaris Lumbricoides

A

Giant roundworm
Giant intestinal rounworm

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14
Q

Disease associated in Ascaris Lumbricoides.

A

Ascariasis

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15
Q

It is considered as the most common intestinal helminth infection in the world.

A

Ascariasis

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16
Q

The regions of the world and of the United State most susceptible to harbor.

A

Ascaris lumbricoides

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17
Q

Infection in children who place their contaminated hands into their mouths.

A

Ascaris lumbricoides

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18
Q

Sources of contamination range from children’s toys to the soil itself.

A

Ascaris lumbricoides

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19
Q

Asymptomatic — Patients infected with a small number of worms will often remain asymptomatic.

A

Ascaris lumbricoides

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20
Q

Infected children may develop protein malnutrition.

A

Ascaris lumbricoides

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21
Q

Common names of Enterobius Vermicularis

A

Pinworm
Seatworm

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22
Q

Disease associated in Enterobius Vermicularis

A
  1. Enterobiasis
  2. Pinworm infection
  3. Oxyuriasis
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23
Q

Shell: outer triple albuminous covering.

[enterobius vermicularis]

A

Mechanical protection

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24
Q

Shell: inner embryonic lipoidal membrane.

[enterobius vermicularis]

A

Chemical protection

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25
Q

Eggs can be acquired through air.

A

Enterobius vermicularis

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26
Q

Has retroinfection and autoreinfection.

A

Enterobius vermicularis

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27
Q

Infective pinworm that migrates back into the host body, develop and reproduce.

[retro/infection]

A

Retroinfection

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28
Q

Infective pinworm eggs are ingested via hand to-mouth contamination.

[retro/infection]

A

Autoreinfection

29
Q

spread within the family.

A

Familial disease

30
Q

It may be responsible for the transmission of Dientamoeba fragilis.

A

Entero vermicularis

31
Q

Intense itching and inflammation of the anal or vaginal areas.

A

Pruritus ani

32
Q

due to pruritus.

33
Q

Graham’s scotch adhesive tape swab/scotch tape method/perianal cellulose tape swab: highest percentage of eggs seen

A

Diagnosis for Enterobius vermicularis

34
Q

Cure is considered if: 7 perianal smears using scotch tape swab are all found negative.

A

Enterobius vermicularis

35
Q

Common names of Trichuris Trichiura.

36
Q

Disease associated in Trichuris Trichiura.

A
  1. Trichuriasis
  2. Whipworm infection
37
Q

Compared to ascaris eggs, its eggs in the soil are more susceptible to desiccation.

A

Trichuris trichiura

38
Q

The life span of the adult worms in untreated infections may be from 4 to 8 years.

A

Trichuris trichiura

39
Q

The female lays her undeveloped eggs. Passed into the feces, 1month outside the human body, the egg embryonate and become infective, and ready to initiate a new cycle.

A

Trichuris trichiura

40
Q

Considered the 3rd most common helminth.

A

Trichuris trichiura

41
Q

Found primarily in warm climates.

A

Trichuris trichiura

42
Q

Common name of Ancylostoma Duodenale.

A

Old world hookworm

43
Q

Common name of Necator Americanus.

A

New world hookworm

44
Q

The frequency of this infection is high in warm areas in which the inhabitants practice poor sanitation practice.

A

Hookworm infection

45
Q

Person at risk for contracting hookworm in areas are those who walk barefoot in feces contaminated soil.

A

Ancylostoma duodenale & Necator americanus

46
Q

Primarily found in North and South America.

A

N. americanus

47
Q

It may be found in europe, china, africa, south america and caribbean.

A

A. duodenale

48
Q

Some person infected with light hookworm burden do not exhibit clinical symptoms.

A

Aymptomatic hookworm infectin

49
Q

[2] Hookworm disease:

A
  1. Ancylostomiasis
  2. Necatoriasis
50
Q

Patients who are repeatedly infected may develop intense allergic itching at the site of hookworm penetration.

A

Ground itch/Dew itch/Water sore/Mazza mora

51
Q

Common name of Strongyloides Stercoralis

A

Threadworm

51
Q

Beale’s string test.

A

Strongyloides stercoralis

51
Q

It is found predominantly in the tropical and
subtropical regions in the world.

A

Strongyloides stercoralis

52
Q

Strongyloidiasis

A

Threadworm Infection

53
Q

Cochin China Diarrhea: series of watery and bloody diarrhea.

A

Strongyloides stercoralis

54
Q

Series of watery and bloody diarrhea.

A

Cochin China Diarrhea

55
Q

Disease associated in Capillaria Philippines.

A

Mystery disease

56
Q

It was first recorded in Northern Luzon in the
Philippines.

A

Intestinal capillariasis

57
Q

Migratory fish-eating birds are considered the natural host.

A

Capillaria Philippinensis

58
Q

are considered the natural host.

A

Migratory fish-eating birds

59
Q

Absence of outer coarsely mammilated covering.

A

Decorticated

60
Q

Patients infected with a small number of worms will often remain?

A

Asymptomatic

61
Q

Resembles Loeffler’s syndrome.

62
Q

Single female lays 4,672 to 16,888 per day with an average of 11,105 eggs and dies after deposition.

A

Enterobius vermicularis

63
Q

Pruritus ani: Intense itching and inflammation of the anal or vaginal areas.

A

Enterobius vermicularis

64
Q

Insomia: due to pruritus

A

Enterobius vermicularis

65
Q

Common symptoms like mucoid or bloody diarrhea.

A

Trichuris trichiura

66
Q

Rows of secretory cells present in the esophagus.

A

Stichocytes

67
Q

Entire esophageal structure.

A

Stichosome

Clinical Parasitology (19 decks)

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