Protozoan

Question 1

Life cycle class Rhizopoda

Answer 1

Trophozoite>Precystic>Cystic>Metacystic stage

Question 2

Soecial organs for locomotion of protozoan

Answer 2

Hemotogranules

Question 3

True amoeba
Peripheral chromatin
Chromatoidal bars

Answer 3

Entamoeba

Question 4

Other amoeba
No peripheral chromatin
No chromatoid bars

Answer 4

Endolimax/Iodamoeba

Question 5

Cyst of E. Histolytica

Answer 5

Matue cyst with 1-4 nuclei

Question 6

Cyst of E. Coli

Answer 6

Matue cyst with 1-8 nuclei

Question 7

Smallest amoeba

Answer 7

Endolimax nana

Question 8

Karyosme of E. Nana

Answer 8

Large round dot

Question 9

Nuclei of cyst of E. Nana

Answer 9

4 (cross eyed)

Question 10

Karyosome lf Iodamoeba butschlii and Iodamoeba williamsi

Answer 10

With cluster of achromatic granules

Question 11

Cyst of I. Butschlii and I. Williamsi

Answer 11

Large iodine-staining glycogen vacuole

Question 12

Associated with gum infection

Answer 12

Entamoeba gingivalis

Question 13

Major causative agent PAM (Primary Amebic Meningoencephalitis)
Acquired while diving and swimming during hot weather in brackish/freshwater

Answer 13

Naegleria fowleri

Question 14

Causes keratitis ( from contaminated contact lens care solution)
Causes GAE (Granulomatous Amebic Encephalitis)

Answer 14

Acanthamoeba

Question 15

Possesses whip like locomotory organelle called flagella

Answer 15

Mastigophora (Flagellata)

Question 16

Digestive tract and Genital flagellates

Answer 16

Enteromonas hominis
Embadomonas intestinalis
Chilomastix mesnili
Giardia lamblia
Trichomonas homins
Trichimonas vaginalis
Trichomonas tenax

Question 17

Blood and tissue flagellates

Answer 17

Leishmania tropica
Leishmania braziliensis
Leishmania donoani
Trypanosoma rhodesiense
Trypanosoma gambiense
Trypanosoma cruzi

Question 18

Cleftlike cytosome

Answer 18

Embadomonas intestinalis

Question 19

Associated with Gay bowel syndrome
Falling leaf motility
Old man’s face/ old man w/ eyeglasses

Answer 19

Giardia lamblia
Lamblia intestinalis

Question 20

Habitat of Trichomonas tenax

Answer 20

Oral cavity

Question 21

Specimen for T. Tenax

Answer 21

Oral scrapings

Question 22

Habitat of Trichomonas hominis

Answer 22

Intestine

Question 23

Specimen for T. Hominis

Answer 23

Stool

Question 24

Habitat of Trichomonas vaginalis

Answer 24

Genitalia

Question 25

Specimen for T. Vaginalis

Answer 25

Urine, vaginal swab or discharge female), prostatic secretion (male

Question 26

Causes pingpong’s disease

Answer 26

T. Vaginalis

Question 27

Pathogenesis of T. Vaginalis in male and female

Answer 27

Male: carrier 1. Asymptomatic chronic urethritis 2. Epididymis, prostate and urethra Female 1. Burning sensation 2. Feinberg-whittington medium

Question 28

Include the trypanosomes and leishmaniasis May infect the blood, lymph nodes, muscles and RES

Answer 28

Hemoflagellates

Question 29

Leishman-Donovan body Leishmanial form

Answer 29

Amastigote

Question 30

Leptomonal form Anterior to nucleus

Answer 30

Promastigote

Question 31

Crithidial for, Near nucleus

Answer 31

Epimastigote

Question 32

Trypanosomal form Posterior to nucleus

Answer 32

Trypomastigote

Question 33

Agent of old world cutaneous leishmanias Oriental sore Aleppo button Baghdad or Jericho boil Dry lesions

Answer 33

Leishmania tropica

Question 34

Habitat of L. Tropica

Answer 34

Endothelial cells Monocytes

Question 35

Vector of L. Tropica, L. Braziliensis, L. Donovani

Answer 35

Phlebotomis Lutzomyia

Question 36

Pathology of L. Tropica

Answer 36

Localized cutaneous infection

Question 37

Agent of american mucocutaneous leishmaniasis Esoundia Bubas

Answer 37

Leishmania braziliensis

Question 38

Habitat of L. Braziliensis

Answer 38

Mucocutaneous junctions (nasal septum, mouth, pharynx)

Question 39

Pathology of L. Braziliensis

Answer 39

Wheeping lesions

Question 40

Lab diagnosis of L. Braziliensis

Answer 40

Dr. Montenegro’s (skin test)

Question 41

Visceral leishmaniasis Kala-azar (black fever) Dum-dum fever

Answer 41

Leishmania donovani

Question 42

Habitat of L. Donovani

Answer 42

Endothelial cells of RES Macrophages

Question 43

Pathology of L. Donovani

Answer 43

Splenomegaly Severe anemia

Question 44

Lab diagnosis of L. Donovani

Answer 44

Culture: NNN: Novy-McNeal-Nichole medium

Question 45

Agent of African sleeping sickness East africa and West africa

Answer 45

EA: Trypanosoma rhodiense WA: Trypanosoma gambiense

Question 46

Vector of T. Rhodiense & T. Gambiense

Answer 46

Glossona (tsetse fly)

Question 47

Inflammation/swelling of lymph nodes

Answer 47

Winterbottom sign

Question 48

Lab diagnosis of T. Rhodesiense and T. Gambiense

Answer 48

1. Febrile stage: blood, lymph node aspirate 2. Sleeping sickness stage: CSF

Question 49

Agent of american trypanosomiasis Chagas disease

Answer 49

Trypanosoma cruzi

Question 50

vector if T. Cruzi

Answer 50

Triatomid bugs Kissing bugs Reduviid bugs Assasin bugs Cone nose bugs Triatoma rubrofasciata

Question 51

Habitat of T. Cruzi

Answer 51

RES, cardiac muscle, CNS

Question 52

Unilateral swelling of eye lids

Answer 52

Romañas sign

Question 53

Lab diagnosis of T. Cruzi

Answer 53

Chang’s medium Xenodiagnostic test

Question 54

Only significant ciliate

Answer 54

Balantidium coli

Question 55

MOT of B. Coli

Answer 55

Ingestion of cysts