7.6 Intestinal Nematodes Flashcards

1
Q

Ovoid or peanut-shaped

Operculated with flattened bipolar plugs

A

Capillaria philippinensis

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2
Q

Adult Capillaria worms are found partially embedded in the mucosa of the small intestine but does not penetrate beyond ____

A

Muscularis mucosa

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3
Q

Specific diagnosis of capillaria worms is established by finding ____

A

Unembryonated eggs

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4
Q

Capillariasis TOC

A

Albendazole BID for 10 days

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5
Q

Alternative drugs for capillariasis

A

Mebendazole, thiobendazole

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6
Q

Capillariasis TOC

A

Avoiding the ingestion of raw or partially cooked freshwater fish, snails and crustaceans

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7
Q

Enterobius vermicularis inhabit the ______

A

Cecum and colon

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8
Q

Most common where people live under ____

A

Crowded conditions

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9
Q

Pinworm: cuticular extensions that flank the anterior end tapers on each side

A

Cephalic alae

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10
Q

Pinworm: the prominent posterior bulb wehre the slender esophagus terminates

A

Esophageal bulb

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11
Q

Persimmon seed-like egg

A

Enterobius vermicularis

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12
Q

Pinworm: site of inhabitaiton

A

Cecum and colon

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13
Q

Infective stage of pinworm

A

Embryonated egg

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14
Q

Major symptom of pinworm infection

A

Anal pruritus

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15
Q

Pinworm diagnosis

A

Cellophane tape method done in morning

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16
Q

Treatment for pinworm infection

A

Albendazole

17
Q

Female Strongyloides stercoralis lives in the _____ of _____

A

Superficial tissue

Duodenum and jejunum

18
Q

Infective stage of Strongyloides stercoralis

A

3rd stage larva (filariform)

19
Q

Diagnostic stage of Strongyloides stercoralis

A

1st stage larvae (rhabditiform)

20
Q

Strongyloides stercoralis life cycle

A

Free living phase
Parasitic phase
Autoinfection

21
Q

Strongyloides stercoralis: cutaneous reaction due to skin penetration

A

Ground itch

22
Q

Strongyloides stercoralis: pulmonary symptoms duirng pulmonary migration of the filariform larvae

A

Loeffler’s syndrome

23
Q

Autoinfection of Strongyloides stercoralis can lead to the _____

A

Hyperinfection syndrome