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Infectious Disease > III: Helminths > Flashcards

III: Helminths Flashcards

1
Q

Ingestion of Taenia solium eggs leads to _____.

A

cysticercosis

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2
Q

Ingestion of Taenia solium larvae leads to _____.

A

Intestinal infection

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3
Q

What is the location of Ascaris?

A

small intestine (lumen)

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4
Q

What is the location of Strongyloides?

A

small intestine (burrow)

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5
Q

What is the location of Trichuriasis?

A

large intestine (embed)

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6
Q

Which category of helminth? Ancylostoma (hookworm)

A

Nematode (Roundworm)

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7
Q

Which category of helminth? Ascaris lumbricoides (Giant roundworm)

A

Nematode (Roundworm)

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8
Q

Which category of helminth? Diphyllobothrium latum

A

Cestode (Tapeworm)

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9
Q

Which category of helminth? Echinococcus granulosus

A

Cestode (Tapeworm)

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10
Q

Which category of helminth? Enterobius vermicularis (pinworm)

A

Nematode (Roundworm)

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11
Q

Which category of helminth? Necator (hookworm)

A

Nematode (Roundworm)

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12
Q

Which category of helminth? Onchocerca volvulus

A

Nematode (Roundworm)

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13
Q

Which category of helminth? Schistosoma

A

Trematode (Fluke)

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14
Q

Which category of helminth? Strongyloides stercoralis

A

Nematode (Roundworm)

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15
Q

Which category of helminth? Taenia solium

A

Cestode (Tapeworm)

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16
Q

Which category of helminth? Toxocara canis

A

Nematode (Roundworm)

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17
Q

Which category of helminth? Trichinella spiralis

A

Nematode (Roundworm)

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18
Q

Which category of helminth? Wuchereria bancrofti

A

Nematode (Roundworm)

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19
Q

Which parasite? Bladder squamous cell carcinoma and pulmonary hypertension

A

Schistosoma haematobium

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20
Q

Which parasite? Burrows into small intestine

A

Strongyloides stercoralis

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21
Q

Which parasite? Causes B12 deficiency leading to megaloblastic anemia

A

Diphyllobothrium latum

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22
Q

Which parasite? Causes river blindness

A

Onchocerca volvulus

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23
Q

Which parasite? Cyst rupture may lead to life-threatening anaphylaxis

A

Echinococcus granulosus

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24
Q

Which parasite? Diarrhea/abdominal pain, skin infection (pruritis/urticaria), lung infection

A

Strongyloides stercoralis

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25
Q

Which parasite? Fecal-oral transmission; eggs may survive 10 years in soil

A

Ascaris lumbricoides (Giant roundworm)

26
Q

Which parasite? Fluke

27
Q

Which parasite? Giant roundworm

A

Ascaris lumbricoides

28
Q

Which parasite? Hepatosplenomegaly with inflammation and fibrosis caused by fluke

A

Schistosoma mansoni

29
Q

Which parasite? Hookworm

A

Acylostoma, Necator (hookworms)

30
Q

Which parasite? Hyperpigmented skin, nodules under the skin, eye disease progressing to blindness

A

Onchocerca volvulus

31
Q

Which parasite? Ingestion of uncooked fish

A

Diphyllobothrium latum

32
Q

Which parasite? Ingestion of uncooked vegetables or contaminated water causing cysts in eyes, muscle, skin, and brain; seizures

A

Taenia solium; neurocysticercosis

33
Q

Which parasite? Ingestion of undercooked beef causing an intestinal infection caused by a tapeworm

A

Taenia saginata

34
Q

Which parasite? Ingestion of undercooked pork causing an intestinal infection caused by a tapeworm

A

Taenia solium

35
Q

Which parasite? Intense muscle inflammation, fever/chills, headache, dizziness

A

Trichinella spiralis

36
Q

Which parasite? Intestinal infection with anemia caused by sucking of blood from intestinal walls

A

Acylostoma, Necator (hookworms)

37
Q

Which parasite? Larvae penetrate skin, 0.3-0.5in

A

Acylostoma, Necator (hookworms)

38
Q

Which parasite? Larvae penetrate skin, 1.5mm

A

Strongyloides stercoralis

39
Q

Which parasite? Migrates to perianal area at night and deposits eggs

A

Enterobius vermicularis (pinworm)

40
Q

Which parasite? Most common nematode infection in the US

A

Enterobius vermicularis (pinworm)

41
Q

Which parasite? Perianal pruritis

A

Enterobius vermicularis (pinworm)

42
Q

Which parasite? Resides in lumen of small intestine, 5-14in, may cause obstruction

A

Ascaris lumbricoides (Giant roundworm)

43
Q

Which parasite? Roundworm

44
Q

Which parasite? Snails are the host

A

Schistosoma

45
Q

Which parasite? Tapeworm

46
Q

Which parasite? Transmission by ingestion of eggs from dog feces, cysts in many organs including liver

A

Echinococcus granulosus

47
Q

Which parasite? Transmission via penetration of skin; egg deposition triggers inflammation and granuloma formation

A

Schistosoma

48
Q

Which parasite? Transmitted by female black fly bite

A

Onchocerca volvulus

49
Q

Which parasite? Transmitted by mosquito bite, larvae develop into adult worms in lymphatics

A

Wuchereria bancrofti

50
Q

Which parasite? Transmitted fecal-oral or in undercooked meat (especially pork)

A

Trichinella spiralis

51
Q

Which parasite? Transmitted fecal-oral, seroprevalence up to 14% in US; visceral form or ocular (unilateral vision loss/retinal damage) form

A

Toxocara canis

52
Q

Which parasite? Variable lymphedema and elephantiasis

A

Wuchereria bancrofti

53
Q

Which parasite? Whipworm; embeds in large intestine, 1-2in, causes colitis/dysentry +/- anemia

A

Trichuriasis

54
Q

Which Schistosoma species? Eggs in bladder

A

haematobium

55
Q

Which Schistosoma species? Eggs in liver

A

japonicum, mansoni

56
Q

Which Schistosoma species? Ovaloid eggs with spike produding from end

A

haematobium

57
Q

Which Schistosoma species? Ovaloid eggs with spike protruding from body

58
Q

Which Schistosoma species? Painless hematuria

A

haematobium

59
Q

Which Schistosoma species? Round eggs

60
Q

Which Schistosoma species? Splenomegaly, umbilical hernia, ascites, dilated abdominal veins

Infectious Disease (21 decks)

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