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
Which parasite? Fecal-oral transmission; eggs may survive 10 years in soil
Ascaris lumbricoides (Giant roundworm)
26
Which parasite? Fluke
Trematode
27
Which parasite? Giant roundworm
Ascaris lumbricoides
28
Which parasite? Hepatosplenomegaly with inflammation and fibrosis caused by fluke
Schistosoma mansoni
29
Which parasite? Hookworm
Acylostoma, Necator (hookworms)
30
Which parasite? Hyperpigmented skin, nodules under the skin, eye disease progressing to blindness
Onchocerca volvulus
31
Which parasite? Ingestion of uncooked fish
Diphyllobothrium latum
32
Which parasite? Ingestion of uncooked vegetables or contaminated water causing cysts in eyes, muscle, skin, and brain; seizures
Taenia solium; neurocysticercosis
33
Which parasite? Ingestion of undercooked beef causing an intestinal infection caused by a tapeworm
Taenia saginata
34
Which parasite? Ingestion of undercooked pork causing an intestinal infection caused by a tapeworm
Taenia solium
35
Which parasite? Intense muscle inflammation, fever/chills, headache, dizziness
Trichinella spiralis
36
Which parasite? Intestinal infection with anemia caused by sucking of blood from intestinal walls
Acylostoma, Necator (hookworms)
37
Which parasite? Larvae penetrate skin, 0.3-0.5in
Acylostoma, Necator (hookworms)
38
Which parasite? Larvae penetrate skin, 1.5mm
Strongyloides stercoralis
39
Which parasite? Migrates to perianal area at night and deposits eggs
Enterobius vermicularis (pinworm)
40
Which parasite? Most common nematode infection in the US
Enterobius vermicularis (pinworm)
41
Which parasite? Perianal pruritis
Enterobius vermicularis (pinworm)
42
Which parasite? Resides in lumen of small intestine, 5-14in, may cause obstruction
Ascaris lumbricoides (Giant roundworm)
43
Which parasite? Roundworm
Nematode
44
Which parasite? Snails are the host
Schistosoma
45
Which parasite? Tapeworm
Cestode
46
Which parasite? Transmission by ingestion of eggs from dog feces, cysts in many organs including liver
Echinococcus granulosus
47
Which parasite? Transmission via penetration of skin; egg deposition triggers inflammation and granuloma formation
Schistosoma
48
Which parasite? Transmitted by female black fly bite
Onchocerca volvulus
49
Which parasite? Transmitted by mosquito bite, larvae develop into adult worms in lymphatics
Wuchereria bancrofti
50
Which parasite? Transmitted fecal-oral or in undercooked meat (especially pork)
Trichinella spiralis
51
Which parasite? Transmitted fecal-oral, seroprevalence up to 14% in US; visceral form or ocular (unilateral vision loss/retinal damage) form
Toxocara canis
52
Which parasite? Variable lymphedema and elephantiasis
Wuchereria bancrofti
53
Which parasite? Whipworm; embeds in large intestine, 1-2in, causes colitis/dysentry +/- anemia
Trichuriasis
54
Which Schistosoma species? Eggs in bladder
haematobium
55
Which Schistosoma species? Eggs in liver
japonicum, mansoni
56
Which Schistosoma species? Ovaloid eggs with spike produding from end
haematobium
57
Which Schistosoma species? Ovaloid eggs with spike protruding from body
mansoni
58
Which Schistosoma species? Painless hematuria
haematobium
59
Which Schistosoma species? Round eggs
japonicum
60
Which Schistosoma species? Splenomegaly, umbilical hernia, ascites, dilated abdominal veins
japonicum