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Microbiology > Parasitology > Flashcards

Parasitology Flashcards

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Biology 101 flashcards
1
Q

Giardia lamblia (Giardiasis). What type of diarrhea?

A

Foul-smelling, fatty diarrhea

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2
Q

Giardia lamblia (Giardiasis). What type of people are at risk for developing this disease?

A

Campers and hikers

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3
Q

Giardia lamblia (Giardiasis). What is seen in the stool?

A

Trophozoites or cysts

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4
Q

Giardia lamblia (Giardiasis). What is the shape of the nuclei?

A

Bi-lobed nuclei

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5
Q

Giardia lamblia (Giardiasis). What medication is used for treatment?

A

Metronidazole

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6
Q

Entamoeba histolytica (Amebiasis). What type of diarrhea?

A

Blood diarrhea

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7
Q

Entamoeba histolytica (Amebiasis). Pain in what quadrant of the abdomen?

A

RUQ

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8
Q

Entamoeba histolytica (Amebiasis). What is the shape of the ulcer?

A

Flask-shaped

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9
Q

Entamoeba histolytica (Amebiasis). Transmission?

A

Cysts in the water

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10
Q

Entamoeba histolytica (Amebiasis). What is present in the cytoplasm of the trophozoites?

A

RBCs. Red blood cells are “eaten” by Entamoeba histolytic. This results in anemia.

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11
Q

Entamoeba histolytica (Amebiasis). What medication is used for treatment?

A

Metronidazole

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12
Q

Cryptosporidum. Severe watery diarrhea in what type of patient?

A

AIDS

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13
Q

Cryptosporidum. Oocytes stain with what?

A

Acid-fast stain

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14
Q

Cryptosporidum. What medication is used for treatment?

A

Nitazoxaninde

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15
Q

Toxoplasma gondii. Brain abscess in which type of patients?

A

HIV patients

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16
Q

Toxoplasma gondii. What specific type of lesions?

A

Ring-enhancing brain lesions

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17
Q

Toxoplasma gondii. What type of calcifications?

A

Intracranial

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18
Q

Toxoplasma gondii. Transmission from feces of what animal?

A

Cat Feces

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19
Q

Toxoplasma gondii. Lesions are what density?

A

Hypo dense

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20
Q

Naegleria fowleri. What disease?

A

Rapidly fatal meningoencephalitis

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21
Q

Naegleria fowleri. What type of water?

A

Freshwater

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22
Q

Naegleria fowleri. What will be present within the spinal fluid?

A

Amoebas

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23
Q

Naegleria fowleri. There is a sudden change in which two sensations?

A

Taste and Smell

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24
Q

Naegleria fowleri. Caused by what type of devices?

A

Nasal irrigation

25
Q

Trypanosoma brucei. What disease?

A

African sleeping sickness

26
Q

Trypanosoma brucei. What type of fever?

A

Recurring fever

27
Q

Trypanosoma brucei. Causes what symptom?

A

Somnolence

28
Q

Trypanosoma brucei. Recurring fever is caused by what properly of the protozoa?

A

Antigenic variation

29
Q

Trypanosoma brucei. What fly transmits this protozoa?

A

Tsetse fly

30
Q

Plasmodium. What disease? Transmission?

A

Malaria. Mosquito.

31
Q

Plasmodium. What type of ring is seen in the RBC?

A

Trophozoite ring

32
Q

Plasmodium. Species vivax/ovale, falciparum, and malariae. What is the most severe, causes irregular fever patterns, and results in cerebral malaria due to causing RBC to occlude?

A

Falciparum

33
Q

Plasmodium. Primaquine is used in order to target what type of hepatic schizonts?

A

Latent hepatic schizonts

34
Q

Plasmodium. What medication is initially used to treat malaria?

A

Chloroquine

35
Q

Plasmodium. What medication is used if there is resistant to Chloroquine?

A

Mefloquine

36
Q

Plasmodium. What type of synthesis does Chloroquine inhibit?

A

Inhibits nucleic acid synthesis by blocking Plasmodium heme polymerase

37
Q

Plasmodium. What type of symptoms is associated with Mefloquine use?

A

Neuropsychiatric symptoms

38
Q

Plasmodium. Primaquine is added to a malaria treatment regimen when the disease is caused by this species.

A

Vivax/Ovale

39
Q

Babesia (Babesiosis). Hemolytic anemia and fever disease. Associated with co-infection which what organism?

A

Lyme Disease

40
Q

Babesia (Babesiosis). What type of cross is seen on a blood smear?

A

Maltese cross

41
Q

Trypanosoma cruzi. Causes what type of disease?

A

Chagas Disease

42
Q

Trypanosoma cruzi. What type of cardiomyopathy?

A

Dilated cardiomyopathy

43
Q

Trypanosoma cruzi. What colon problem?

A

Megacolon

44
Q

Trypanosoma cruzi What esophagus problem?

A

Megaesophagus

45
Q

Trypanosoma cruzi. Location?

A

South America

46
Q

Trypanosoma cruzi. Transmission by what bug?

A

Reduviid bug (kissing bug)

47
Q

Trypanosoma cruzi. Diagnosis by what?

A

Blood smear

48
Q

Trypanosoma cruzi. Treatment by which two drugs?

A

Benznidazole or nifurtimox

49
Q

Leishmania donovani. Causes what type of leishmaniasis?

A

Visceral leishmaniasis

50
Q

Leishmania donovani. What type of fevers? Enlargement of what organ? Blood cells and platelet levels?

A

Spiking fevers, hepatosplenomegaly, and panctopenia (RBC, WBC, and platelets).

51
Q

Leishmania donovani. Transmitted by what type of fly?

A

Sandfly

52
Q

Leishmania donovani. What type of cells contain amastigotes?

A

Macrophages

53
Q

Leishmania donovani. Treatment by what drug?

A

Sodium stibogluconate

54
Q

Trichomonas vaginalis. What type of discharge?

A

Foul-Smelling, greenish discharge, with itching and burning

55
Q

Trichomonas vaginalis. What type of transmission?

A

Sexual

56
Q

Trichomonas vaginalis. What motile organisms are seen on a wet mount?

A

Trophozoites

57
Q

Trichomonas vaginalis. What type of cervix?

A

Strawberry cervix

58
Q

Trichomonas vaginalis. Medication for treatment?

A

Metronidazole

Microbiology (8 decks)

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