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Microbiology > Parasite Practical > Flashcards

Parasite Practical Flashcards

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Biology 101 flashcards
0
Q

Nematoda
Enterobius vermicularis
Transition, common name, where found, disease

A

T- hand to mouth
Cn- pin worm
Found- high levels of sanitation
D- pruritis ani

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1
Q

Nematoda
Ascaris lumbricoides
Transmission, common name, migration

A

T- fecal-oral
Cn- giant intestinal parasite
M- to the lung

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2
Q

Nematoda
Necator Americanus
Transmission, common name, migration, disease

A

T- puncture of foot
Cn- hookworm
M- to the lung
D- severe anemia

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3
Q

Nematoda
Trichinella spirallis
Transmission, common name

A

T- eating undercooked contaminated pork

Cn- tissue parasite

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4
Q

Nematoda
Dracunculus medinensis
Common name?

A

Guinea worm

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5
Q

Nematoda
Toxicara
Transmission, host?

A

T- fecal oral

H- cats and dogs

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6
Q

Nematoda
Dirifilaria immitus
Host?

A

Host is cats and dogs

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7
Q

Playhelminthes
Clonorchis sinensis
common name, first and second hosts, transmission

A

Cn- Chinese liver fluke
1-snail
2-finish
T-eating contaminated undercooked fish

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8
Q

Platyhelminthes
Schistosoma mansoni
Common name, 1 and 2 host,transmission

A

Cn- blood fluke
1-snail
2-humans
T- larvae burrow through skin when when swimming

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9
Q

Platyhelminthes
Taenia saginata
Common name, 1 & 2 host, transmission

A

Cn- beef tapeworm
1- cows
2-humans
T- eating undercooked contaminated beef

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10
Q

Platyhelminthes
Taenia solium
Common name, 1 and 2 host, transmission

A

Cn- pork tapeworm
1- pigs
2-humans
T- eating undercooked contaminated pork

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11
Q

What are the differences between he two classes of flatworms?

A

Trematoda ( flukes)-are non segmented, leaf shaped, have a digestive tract and have at least one intermediate snail host.
Cestoda (tapeworm)-are ribbon-like, segmented, lack their own digestive system, and live in the small intestines

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12
Q

Define dioecious

A

Male and female parts are in separate animals

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13
Q

Define monoecious

A

Both male and female parts occur in there same animal.

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14
Q

Define scolex

A

The head of the tapeworm, often have hooks or suckers

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15
Q

Define proglottid

A

The body segments of a Cestoda

16
Q

Define cysticercosis

A

Developed when humans ingest t. Solium ova.

17
Q

State at least 2 reasons why many parasites are not found in the United States.

A
  1. We have high levels of sanitation (water, food, etc)

2. The intermediate hosts of many of the parasites are not found I the United States or are not native to.

18
Q

Protozoa
Entamoeba histolytica
Transmission, and disease?

A

T- fecal oral

D- dysentery

19
Q

Protozoa
Trichomonas vaginalis
Transmission and disease?

A

T-sexually

D- vaginitis

20
Q

Protozoa
Toxoplasma Gondi
Transmission and concern?

A

T- 1. Cat feces
2. Eating undercooked contaminated meat
3. Mom to fetus
C- pregnant women should steer clear of cat poop because if this parasite is transmitted, the child can suffer severe birth defects and even death.

21
Q

Protozoa
Cryptosporidium
Transmission and survive?

A

T- fecal oral

This parasite will not be killed with chlorination of water

22
Q

Protozoa
Giardia lamblia
Transmission, common name, and survival

A

T- fecal oral
Cn- backpackers diarrhea
This parasite cannot be killed with chlorination of water

23
Q

Protozoa
Balantidium coli
Transmission?

A

Fecal oral

24
Q

Protozoa
Trypanosoma brucei
Transmission, and disease?

A

T- tetse fly

D- African sleeping sickness

25
Q

Protozoa
Trypanosoma cruzi
Transmission and disease

A

T- kissing bug

D- Chagas’ disease

26
Q

Protozoa
Plasmodium
Transmission and disease

A

T- mosquito bite

D- malaria

27
Q

Protozoa
Acanthamoeba
Disease?

A

Eye infection

28
Q

Protozoa
Naegleria fowleri
Disease?

A

Meningoencephalitis

29
Q

Protozoa
Leishmania
Transmitted and disease

A

T- sand fly

D- leishmaniasis

30
Q

Describe the two life stages of Protozoa.

A

The first life stage is the tropozoites stage- it is capable of locomotion, and is responsible for symptoms
Second life stage is the cyste stage, which is the resting stage where it is enclosed in a thick outer covering, which is how they are transmitted.

31
Q

Describe two methods used to eliminate protozoans from drinking water.

A

Boiling and micro filtration

Microbiology (6 decks)

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