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Microbio > Parasitology > Flashcards

Parasitology Flashcards

1
Q

One specie benefits wothout harming/benefiting other

A

Commensalism

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2
Q

Both benefit one another

A

Mutualism

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3
Q

One specie benefit while harming ither

A

Parasisim

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4
Q

Living together of two unlike organisms

A

Symbiosis

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5
Q

Enzymatic interfernce

A

E. Histolytica

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6
Q

Invasion and destruction.

Invades RBC and cause rupture

A

Plasmodium

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7
Q

Nutient deprivation. Vit b 12 deficiency

A

D. Latum

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8
Q

DOC for diiphyllobothrium latum

A

Praziquantel

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9
Q

MOT of echinococcus granulosus

A

Ingestion of eggs

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10
Q

Infective stage of echinococcus granulosus

A

Embryonated egg

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11
Q

Dx stage of echinococcus granulosus

A

Hydatid cysts

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12
Q

DOC for echinococcus granulosus

A

Albendazole

Surgical resection

PAIR procedure- puncture, aspiration, injection, reaspiration

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13
Q

All flat worms- praziquantel except

A

Echinococcus granulosus

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14
Q

Cestodes (tapeworms)

A

Taenia solium
Taenia saginata
Diphyllobothrium latum
Echinococcus granulosum

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15
Q

MOT of taenia spp

A

Undercooked pork/ meat

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16
Q

Infective stage of taenia

A

Cysticerci- both

Eggs- t solium

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17
Q

Dx stage of taenia

A

Gravid proglottids

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18
Q

Worms in vitreous humor, neurocysticercosis. Taenia spp

A

T solium

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19
Q

Pruritus ani, intestinal obstruction. Taenia spp

A

T. Saginata

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20
Q

MOT of d latum

A

Undercooked fish

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21
Q

Infective stage of D. Latum

A

Procercoid larvae

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22
Q

Dx stage of D. Latum

A

Embryonated egg

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23
Q

Dwarf tapeworm. Mc in developed countries

A

Hymenolepsis nana

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24
Q

Rat tapeworm

A

Hymenolepsis diminuta

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25
Q

MOT of hymenolepsis diminuta

A

Ingestion of insects harboring eggs

26
Q

MC tapeworm of dogs and cats

A

Dipylidium caninum

27
Q

Trematodes(flukes)

A

Schistosoma Japonicum
Paragonimus westermani
Clonirchis sinensis

28
Q

DOC of all trematodes

A

Praziquantel

29
Q

Oriental blood fluke

A

S. japonicum

30
Q

S japonicum resides in

A

Mesenteric and portal veins

31
Q

Intermediate host of s. Japonicum

A

Snail (oncomelania hupensis quadrasi)

32
Q

MOT of s japonicum

A

Cercariae penetrate skin

33
Q

Infective stage od s. Japonicum

A

Cercariae

34
Q

Dx stage of s japonicum

A

Eggs in feces

35
Q

Dx of s japonicum

A

Kati-katz technique

Circumoral precipitin test

36
Q

Swimmers itch

A

S japonicum

37
Q

Katayama fever

A

S japonicum

38
Q

Areas of endemicity of s japonicum

A

Sorsogon, samar, leyte, oriental mindoro, bohol, all of mindanao except misamis oriental

39
Q

Intermediate host of lungk fluke paragonimus westermani

A

Snail (antemelania asperata)

Mountain crab ( sundathelphusa philippina)

40
Q

MOT of p westermani

A

Undercooked/raw crab meat

41
Q

Infective stage of p westermani

A

Metacercariae

42
Q

Dx stage of p. Westermani

A

Unembryonated egg

43
Q

Dx test of p. westermani

A

3% NaOh

44
Q

Infective stage of all trematodes is metacercariae except

A

S japonicum.

45
Q

Uterine branches in GP in t. Solium

A

5-10- pork

46
Q

Uterine branches in gravid proglottids in t. Saginata

A

15-25 - beef

47
Q

MOT of clonorchis sinensis

A

Undercooked raw fish

48
Q

Infective stage of clonorchis sinensis

A

Metarcercariae

49
Q

Dx stage of clonorchis

A

Embryonated egg

50
Q

Potaasium permanganate smear of clonorchis sinensis will show

A

Ovoid egg/ melon- like ridges

51
Q

Sheep liver fluke

A

Fasciola hepatica

52
Q

Obstructive jaundice and painful pharyngitis in facsiola hepatica

A

Halzon

53
Q

Intestinal fluke in eating aquatic vegetation

A

Fasciilopsis buski

54
Q

Intestinal fluke which minics PUD

A

Heterophyes heterophyes

Metaginimus yokogawai

55
Q

Test for s japonicum

A

COPT

56
Q

AIDS diarrhea

A

Cryptospridium

57
Q

IS OF CRYPTOsporidium

A

Oocyst

58
Q

Malaria stage which infects RBC

A

Schizonts

59
Q

Malaria stage which affects hepaticytes

A

Sporozoits

60
Q

Malaria stage which are being harbored by the mosquito during blood meal

A

Gametocytes

61
Q

Nectaor blood loss

A

.03/ worm/ day

62
Q

Ancylostoma blood loss

A

.15-.25/worm/day

Microbio (12 decks)

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