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PARASITOLOGY > M1: Para orientation > Flashcards

M1: Para orientation Flashcards

0
Q

Organism in/on which a parasite lives off of

A

Host

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1
Q

An organism that lives on or within another organism. Derives the benefits. May or may not suffer consequences.

A

Parasite

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2
Q

Lives inside/within an organism

A

Endoparasites

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3
Q

Lives on the surface of an organism

A

Ectoparasites

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4
Q

Parasites that cause direct harm to their host

A

Pathogenic parasites

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5
Q

Parasites that do not directly cause harm to their host

A

Commensals

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6
Q

Definitely need to live off host/s to survive

A

Obligate Parasites

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7
Q

Examples of Obligate Parasites

A

Ascaris & Trichuris

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8
Q

May live off of host/s or may exist in free-living form in the environment

A

Facultative Parasites

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9
Q

Example of Facultative Parasite

A

Strongyloides

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10
Q

Other name for roundworms

A

Nematodes

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11
Q

Other name for flatworms

A

Cestodes

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12
Q

Other name for flukes

A

Trematodes

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13
Q

Other name for amoeba

A

Protozoan

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14
Q

Other name for insects

A

Arthropods

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15
Q

Examples of Nematodes

A

Hookworm, Enterobius, Ascaris, Trichuris, Filarial worms, Angiostrongylus, Capillaria, Trichinella & Strongyloides “HEAT FACTS”

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16
Q

Examples of Cestodes

A

Taenia, Hymenolepis, Echinococcus, Diphyllobothrium & Diphyllidium “THE DD”

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17
Q

Examples of Trematodes

A

Fasciolopsis, Fasciola, Clonorchis, Opisthorchis, Paragonimus & Schistosoma “FF COPS”

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18
Q

Examples of Protozoans

A

Balantidium, Leishmania, Acanthamoeba, Malaria, Entamoeba, Toxoplasma, Isospora, Naegleria, Trypanosoma, Babesia, Giardia & Cryptosporidium “BLAME TINT BGC”

19
Q

Examples of Arthropods

A

Mosquitoes, Mites, Fleas, Flies, Ticks & Lies “MMFF TL”

20
Q

Host wherein the parasite lives off its adult and sexual stages

A

Definitive host

21
Q

Host wherein the parasite lives off its larval and asexual stages. Common with flukes.

A

Intermediate host

22
Q

Host wherein the parasite continues any of its stages and acts as additional sources of human infection. Common with flatworms.

A

Reservoir host

23
Q

Any organism responsible for transmitting parasitic infection from one host to another

A

Vector

24
Q

Stage in the life cycle that enables parasite to infect man. Ascaris -> _________.

A

Infective Stage. Embryonated egg.

25
Q

Stage in the life that man usually identifies to confirm the presence of a parasitic infection. Ascaris -> ________.

A

Diagnostic Stage. Egg.

26
Q

Common Infective Stages: Egg

A

Unembryonated & Embryonated (Ascaris)

27
Q

Common Infective Stages: Larvae

A

Rhabditiform & Filariform (Strongyloides)

28
Q

Common Infective Stages: More Larvae

A

Cercaria (Schistosoma) & Metacercaria (Liver flukes)

29
Q

Common Infective Stages: Cysts

A

Entamoeba

30
Q

Common Infective Stages: Trophozoites

A

Malaria

31
Q

Route in which a parasite enters the human body

A

Mode of Entry

32
Q

Mode of entry of Ascaris

A

Oral

33
Q

Route in which a parasite exits the human body

A

Mode of Exit

34
Q

Mode of exit of Ascaris

A

Stool

35
Q

Common mode of Entry: Ingestion

A

Fecal-oral & Non-fecal contamination

36
Q

Common mode of Entry: Skin penetration

A

Direct & Vector-borne

37
Q

Common mode of Entry: Respiratory

A

Inhalational & Direct penetration

38
Q

Common mode of Entry: Blood ________ & Organ ________.

A

Transfusion & Transplantation

39
Q

Common mode of Entry: Autoinfection

A

Internal & External

40
Q

Example of Parasite in which mode of entry is Non-fecal contamination

A

Capillaria

41
Q

Example of Parasite in which mode of entry is direct skin penetration

A

Hookworms

42
Q

Example of Parasite in which mode of entry is vector-borne

A

Malaria

43
Q

Example of Parasite in which mode of entry is Inhalational Direct penetration

A

Naegleria

44
Q

Example of Parasite in which mode of entry is thru blood transfusion/organ transplantation

A

Malaria

45
Q

Example of Parasite in which mode of entry is thru Internal Autoinfection

A

Strongyloides

46
Q

Example of Parasite in which mode of entry is thru External Autoinfection

A

Enterobius

PARASITOLOGY (2 decks)

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