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Microbiology > Chapter 12 > Flashcards

Chapter 12 Flashcards

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Biology 101 flashcards
1
Q

Do protozoa produce asexual or sexual?

A

Both

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2
Q

Resistant stage of protozoa

A

Encystment

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3
Q

Active but fragile stage of protozoa

A

Trophozite

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4
Q

Causes malaria

A

Plasmodium

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5
Q

Associated with cats

A

Toxoplasma gondii

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6
Q

How to prevent malaria?

A

Bed nets to block mosquitoes.

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7
Q

Causes diarrhea, dehydration, nausea, vomiting, fever. Epidemic in Milwaukee

A

Cryptosporidium parvum

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8
Q

How is amoeba hisolytica transmited?

A

Fecal-oral route.

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9
Q

Amoeba that feeds on RBCs.

A

Amoeba hisolytica

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10
Q

Amoeba with 5 nucleus in cyst

A

Entamoeba coli

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11
Q

Causes African sleeping disease

A

Trypanosoma

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12
Q

Transmitted by the bite of sand fliesn

A

Leishmania

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13
Q

Severe form of leishmania damages organs. 100% fatal.

A

Visceral Leishmania

Also called “Kala azar”

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14
Q

Transmitted by the bite of sand flies

A

Leishmania

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15
Q

Kinds of worms (2)

A

Flat worms

Round worms

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16
Q

Severe form of leishmania damages organs. 100% fatal.

A

Visceral Leishmania

17
Q

Causes trichomoniasis

A

Trichomona vaginalis

18
Q

Kinds of worms

A

Flat worms

Round worms

19
Q

Eggs with lid.

A

Operculated eggs

20
Q

Flat worm that produces sexually. Male larger. Female smaller. Cover them selves with human tissue and immune system does not see them. It is the high number of eggs that cause damage.

A

Schistosoma

21
Q

Infectious stage for schistoma flat worms?

A

Larva

22
Q

Eggs have a pick like protrusion

A

Schistoma

23
Q

Sections of worm have own testis and ovaries.

A

Tape worm

24
Q

Known as round worms

A

Phylum nematode

25
Q

Worm that has 2 sexes, larva and eggs are infective to humans.

A

Phylum nematode

26
Q

Round worms that can be 12 inches long. Can block the intestines. Effect lungs, and digestive system. Can also come out the mouth and nose while host is sleeping.

A

Ascaris Lumbricoides

27
Q

Pin worms. Fecal-oral route. Anal itching is a big sign. Use scotch tape test to see if you have it.

A

Enterobius vermicularis

28
Q

Guinea worm disease. Worms appear under the skin on lower limbs.

A

Drancunculiasis

29
Q

Hookworm. Larvae penetrates hosts skin then travel to blood, lungs, and digestive system.

A

Necator americanus

30
Q

Eukaryotic, unicellular, chemoheterotrophs

A

Protozoa

31
Q

What are the two stages of protozoa

A

Encystment

Trophozoite

32
Q

What are the two stages of protozoa?

A

Encystment

Trophozoite

33
Q

Transmitted by Tsetse fly

A

Trypanosoma spp

34
Q

Type of worm that attaches to the liver?

A

Fasciola hepatica

Microbiology (13 decks)

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