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Microbiology > Lab: Parasites > Flashcards

Lab: Parasites Flashcards

1
Q

Ascaris lumbricoides route of transmission

A

Fecal oral

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2
Q

Enterobius route of transmission:

A

hand to mouth
exits anus, lays eggs. secretes fluid that makes people itch

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3
Q

Necator americanus route of transmission:

A

larvae in soil penetrate foot skin, hatches to larvae in ground

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4
Q

Trichenella spiralis larvae route of transmission:

A

transferred to humans by eating contaminated uncooked pork, larvae goes to skeletal muscle

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5
Q

Clonorchis sinensis route of transmission:

A

eating contaminated undercooked fish
ova > 1st host (snail) > larvae > 2nd host (fish)

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6
Q

Schistosoma mansoni route of transmission:

A

larvae in water penetrating the skin with an enzyme that allows it to
1st host (snail) > larvae > 2. penetrates skin

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7
Q

Taenia saginata route of transmission:

A

eating contaminated undercooked beef

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8
Q

Has lots of branches on proglottids and suction cup on the scolex

A

Taenia saginata

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9
Q

Taenia solium route of transmission:

A

eating contaminated undercooked pork

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10
Q

Has 8-13 branches on proglottid
Has suction cups and hooks on scolex

A

Taenia solium

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11
Q

disease humans get from ingesting solium egg (ovum), goes straight to brain

A

Cysticercosis

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12
Q

eggs

A

Ova

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13
Q

egg

A

Ovum

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14
Q

Head of tapeworm

A

Scolex

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15
Q

Segment of tapeworm body

A

Proglottid

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16
Q

Has both eggs and sperm, can reproduce with self

A

Dioecious

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17
Q

Platyhelminthes are commonly known as

A

Flatworms

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18
Q

The animal that harbors the adult worm is called the

A

definitive host

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19
Q

Class trematoda are also called

A

flukes

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20
Q

Class cestoda are also called

A

tapeworms

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21
Q

Non-segmented, leaf-shaped parasites that have a simple digestive tract and require at least one intermediate molluscan host (e.g. snail) in their life cycle

A

Class Trematoda

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22
Q

Are segmented, ribbon-like flatworms that lack a digestive tract of their own.

A

Class Cestoda

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23
Q

Has only a suction cup on the scolex

A

Taenia Saginata

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24
Q

Has suction cups and hooks on the scolex

A

Taenia Scolium

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25
Q

The proglottids of Taenia Saginata have more than _______ lateral branches on each side

A

15

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26
Q

The proglottids on Taenia Solium have ______ to ______ branches

A

8 to 13

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27
Q

Cestoda (tapeworms) are non-segmented

A

False

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28
Q

Trematodes (flukes) lack a digestive tract of their own

A

False

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29
Q

Having both male and female reproductive organs

A

Monoecious

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30
Q

Male and female are seperate animals

31
Q

Name the genus and species of the parasite that causes the disease “cysticercosis”

A

Taenia solium

32
Q

Chlornchis sinensis

A

Pumpkin seed

33
Q

Schistoma Mansoni

A

Cartoon talk bubble

34
Q

Chlornchis sinensis and schistoma mansoni are _______

A

Trematodes

35
Q

Taenia saginata and taenia solium are of

36
Q

Dracunculus medinensis

A

Guinea worm

37
Q

Giant intestinal roundworm

A

Ascaris lumbricoides

38
Q

Hookworm

A

Necator Americanus

39
Q

Pinworm

A

Enterobius Vermicularis

40
Q

Tissue parasite

A

Trichenella spiralis

41
Q

Which nematodes migrate to the lung during their life cycle?

A

Ascaris lumbricoides
Necator americanus
Dirofilaria immitis

42
Q

Which nematode is found in areas with high level sanitation?

A

Enterobrius vermicularis

43
Q

Which nematode(s) is/are transmitted by the fecal-oral route?

A

Ascaris lumbricoides
Toxocara canis
Toxocaris cati

44
Q

Which nematode can cause severe anemia?

A

Necator Americanus

44
Q

Which nematode can cause severe anemia?

A

Necator Americanus

45
Q

Which nematode causes pruritis ani?

A

Enterobrius vermicularis

46
Q

Which nematodes are normally parasites of cats and dogs?

A

Toxacara cati and and canis

47
Q

Some roundworms are very tiny and transmitted by an insect vector.

A

Dirofilaria Immitis

48
Q

Name the genus and species of the parasite that causes the disease “cysticercosis”

A

Taenia solium

49
Q

The two classes of platyhelminthes are _______, commonly known as flukes, and ________, commonly known as tapeworms

A

Trematoda and Cestoda

50
Q

Platyhelminthes are commonly known as

51
Q

The Taenia saginata has hooks on its scolex

52
Q

The Taenia solium does have hooks on irs scolex

53
Q

Clonorchis sinensis common name is

A

Chinese liver fluke

54
Q

Commonly known as the blood fluke

A

Schistoma Mansoni

55
Q

First host of Scistoma mansoni is

A

The snail then the human

56
Q

Humans are infected with Schistoma mansoni when

A

it comes into contact with the skin

57
Q

Encantamoeba histolytica causes

A

Amoebic dysentery

58
Q

Causes vaginitis

A

Trichomonas vaginalis

59
Q

What infection concerns pregnant women?

A

Toxoplasma gondii

60
Q

Causes meningoencephalitis

A

Naegleria fowleri

61
Q

All protozoans are found in a stage called

A

Trophozoites

62
Q

Causes eye infections

A

Acanthamoeba

63
Q

Giardia lamblia is aka

A

Backpackers diarrhea

64
Q

Bacteria that survives chlorination of drinking water

A

Giardia lamblia
Cryptosporidium parvum

65
Q

Trypanosoma brucei uses ________ as bio vector and causes the disease ________________

A

Tsetse fly
African sleeping sickness

66
Q

_______ uses the kissing bug as a v vector and causes the disease _______

A

Trypanosoma cruzii
Chagas disease

67
Q

What disease does plasmodium cause?

68
Q

What 3 ways is toxoplasma gondii transmitted to humans:

A

Cat feces
Eating contaminated undercooked meat
Congenital

69
Q

How is plasmodium transmitted to humans?

A

Bite of infected mosquito

70
Q

How is balantidium coli transmitted to humans?

A

Fecal oral

71
Q

How is cryptosporidium parvum transmitter to humans?

A

Fecal oral

72
Q

How is entamoeba histolytica transmitted to humans?

A

Fecal oral

73
Q

How is Giardia lamblia transmitted to humans?

A

Fecal oral

Microbiology (8 decks)

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