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Microbiology minimum questions > Helminths > Flashcards

Helminths Flashcards

1
Q

Classification of the helminths by morphology?

A

Flatworms: flukes and tapeworms; roundworms

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2
Q

What are the most characteristic properties of the flukes (3 example)?

A

they are short, flat, leaf shaped, hermaphrodites, do developed digestive system

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3
Q

What is the most common intermediate host of the flukes?

A

water snail

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4
Q

What is the causative agent of fascioliasis?

A

Fasciola hepatica

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5
Q

What is the treatment of fascioliasis?

A

bithionol or triclabendazole

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6
Q

What is the causative agent of the lung fluke disease?

A

Paragonimus westermani

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7
Q

What are the symptoms of paragonimiasis?

A

night sweats, fever, bloody sputum, chest pain, pleuritis, bronchopneumonia

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8
Q

What is the treatment of paragonimiasis?

A

praziquantel or bithionol

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9
Q

What are the blood flukes?

A

Schistosoma mansoni, Schistosoma japonicum, Schistosoma haematobium

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10
Q

Which flukes can live in the intestinal venules?

A

Schistosoma mansoni and Schistosoma japonicum

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11
Q

Which fluke can live in the bladder venules?

A

Schistosoma haematobium

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12
Q

What is the treatment of schstosomiasis?

A

praziquantel

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13
Q

What is the intermediate host of Taenia saginata?

A

cattle

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14
Q

What is the intermediate host of Taenia solium?

A

pig

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15
Q

What kind of human diseases cab be caused by Taenia solium? (2 example)

A

tape worm infection and, cysticercus cellulosae

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16
Q

What is the treatment of taeniasis?

A

Niclosamide, mebendazole

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17
Q

What is the causative agent of fish tapeworm disease?

A

Diphyllobothrium latum

18
Q

What is the treatment of diphyllobothriasis?

A

Niclosamide

19
Q

Which vitamin deficiency can cause by Diphyllobothrium latum?

A

The lack of B12 vitamin

20
Q

How can Hymenolepis nana infection treated?

A

Niclosamide

21
Q

Which helminths can develop hydatid cysts?

A

Echinococcus granulosus and Echinococcus multilocularis

22
Q

How can the hydatide cysts treated?

A

By albendazole or surgical removing

23
Q

Which helminth can cause itchiness in anus?

A

Enterobius vermicularis

24
Q

How can be treated the infection caused by Enterobius vermicularis?

A

By mebendazole

25
Q

How can be diagnosed the infection caused by Enterobius vermicularis?

A

by sticky tape or Scotch tape

26
Q

Which helminth can cause diarrhoea by prolapses of rectum?

A

Trichuris trichiura

27
Q

Which helminth can cause protein deficiency (Kwashiorkor syndrome)?

A

Ascaris lumbricoides

28
Q

Which helminths can suck blood?

A

Ancylostoma duodenale, Necator americanus

29
Q

What is the treatment of the infection caused by Ancylostoma and Necator?

A

mebendazole, albendazole

30
Q

Which helminth can cause paralytic ileus?

A

Strongyloides stercoralis

31
Q

What kind of human disease can be caused by Toxocara canis?

A

visceral larva migrans and ocular larva migrans syndrome

32
Q

What kind of specimen can be used to diagnose the Toxocara infection?

A

Blood for serology

33
Q

What kind of helminthic infection can spread from carnivore animals to humans?

A

Trichinella spiralis

34
Q

What is the diagnosis of trichinellosis?

A

Serology from blood

35
Q

What is the treatment of the Trichinella infection?

A

mebendazole, albendazole and can acts only on intestinal helminths

36
Q

What is the causative agent of lymphatic filariasis, elephantiasis?

A

Wuchereria bancrofti

37
Q

How can elephantiasis spread?

A

By mosquito bite

38
Q

What is the treatment of filariasis?

A

diethylcarbamazin

39
Q

Which helminth can appear in subconjunctival region?

A

Loa-loa

40
Q

Which helminth can cause river blindness and elephant skin?

A

Onchocerca volvulus

Microbiology minimum questions (4 decks)

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