CILIATES AND FLAGELLATES

Question 1

largest protozoan parasites

a. Balantidium coli
b. Giardia duodenalis
c. Chilomastix mesnili
d. Trichomonas vaginalis

Answer 1

Balantidum coli

• C.A : Balantidiasis
• LARGEST PROTOZOAN PARASITES affecting humans and the only ciliate known to cause human disease
• motility : Boring or rotary

Question 2

motility : boring

a. Balantidium coli
b. Giardia duodenalis
c. Chilomastix mesnili
d. Trichomonas vaginalis

Answer 2

balantidium coli

motility : Boring or Rotary

Question 3

only ciliates that cause human disease

a. Balantidium coli
b. Giardia duodenalis
c. Chilomastix mesnili
d. Trichomonas vaginalis

Answer 3

balantidium coli

Question 4

common on pigs

a. Balantidium coli
b. Giardia duodenalis
c. Chilomastix mesnili
d. Trichomonas vaginalis

Answer 4

balantidium coli

B - Baboy / Pigs

Question 5

what parasite has a pathologic finding large ventral sucking

a. Balantidium coli
b. Giardia duodenalis
c. Chilomastix mesnili
d. Trichomonas vaginalis

Answer 5

giardia duodenalis / giardia lamblia

• binucleated flagellated trophozoites (large ventral sucking discs )

Question 6

most common intestinal pathogenic protozoan ofman in U.S

a. Balantidium coli
b. Giardia duodenalis
c. Chilomastix mesnili
d. Trichomonas vaginalis

Answer 6

giardia lamblia

Question 7

this parasite is widely implicated in waterborne and foodborne outbreaks in US

a. Balantidium coli
b. Giardia duodenalis
c. Chilomastix mesnili
d. Trichomonas vaginalis

Answer 7

giardia lamblia

Question 8

motility : falling leaf

a. Balantidium coli
b. Giardia duodenalis
c. Chilomastix mesnili
d. Trichomonas vaginalis

Answer 8

giardia lamblia

Question 9

this parasites mimic the travelers diarrhea

a. Balantidium coli
b. Giardia duodenalis
c. Chilomastix mesnili
d. Trichomonas vaginalis

Answer 9

giardia lamblia
- this infection mimic ACUTE VIRAL ENTERITIS , BACILLARY DYSENTRY , BACTERIAL POISONING AND TRAVELLERS DIARRHEA

Balantidium coli
- mucoid and bloody diarrhea

Question 10

entero - string test is for:

a. Balantidium coli
b. Giardia duodenalis
c. Chilomastix mesnili
d. Trichomonas vaginalis

Answer 10

giardia duodenalis

> Entero- String test

> Antigen detection : Current test of chioce for diagnosis

Question 11

what parasites it trophozoite is Pathogenic Spiral Groove and cytostomal fibrils resembling SHEPHERD MASK

a. Balantidium coli
b. Giardia duodenalis
c. Chilomastix mesnili
d. Trichomonas vaginalis

Answer 11

Chilomastix mesnili

> Trophozoite : Pathogenic Spiral Groove and cytostomal fibrils resembling SHEPHERD MASK

> Cysts: Lemon shaped or NIpple shaped

Question 12

which of the following parasites has a lemon shaped cysts

a. Balantidium coli
b. Giardia duodenalis
c. Chilomastix mesnili
d. Trichomonas vaginalis

Answer 12

chilomastix mesnili

> Trophozoite : Pathogenic Spiral Groove and cytostomal fibrils resembling SHEPHERD MASK

> Cysts: Lemon shaped or NIpple shaped

Question 13

which of the following parasite is considered as STD

a. Balantidium coli
b. Giardia duodenalis
c. Chilomastix mesnili
d. Trichomonas vaginalis

Answer 13

Trichomonas vaginalis

• Considered as STD

Question 14

what parasite has a jerky motility

a. Balantidium coli
b. Giardia duodenalis
c. Chilomastix mesnili
d. Trichomonas vaginalis

Answer 14

trichomonas vaginalis

- considered as STD
- motility : jerky or tumbling motility
jerky kaya nag ka std

Question 15

when trichomonas vaginalis is not moving it may resemble:

a. rbc
b. wbc
c. platelets
d. aota

Answer 15

when trichomonas vaginalis is not moving it may resemble:
- WBC AND TRANSITIONAL

!! LOOK FOR THE FLAGELLA IF NO MOTILITY

Question 16

______ staining method often used to identfiy trichomonads

a. gram stain
b. acid fast stain
c. H & e staning
d. Pap’s

Answer 16

Pap’s

Question 17

most common urine parasite

a. Giardia lamblia
b. Chilomastix mesnili
c. Trichomonas vaginalis
d. Retortomonas intestinalis

Answer 17

trichomonas vaginalis

Question 18

this parasites has a Pear shaped or SLIGHTLY LEMON shaped

a. Giardia lamblia
b. Chilomastix mesnili
c. Trichomonas vaginalis
d. Retortomonas intestinalis

Answer 18

Retortomonas intestinalis

• Pear shaped or SLIGHTLY LEMON shaped
• resemble Chilomestix mesnili cysts

Question 19

which of the following resembles Endolimax nana

a. Enteromonas hominis
b. Retertomonas intestinalis
c. chilomastix mesnili
d. trichomonas vaginalis

Answer 19

enteromonas hominis

Question 20

this parasites ha s a SHADOW outline of cytostome with supporting fibrils above nucleus

a. Enteromonas hominis
b. Retertomonas intestinalis
c. chilomastix mesnili
d. trichomonas vaginalis

Answer 20

retertomonas intestinalis

Question 21

it has BIRDS BEAK fibril arrangement

a. Enteromonas hominis
b. Retertomonas intestinalis
c. chilomastix mesnili
d. trichomonas vaginalis

Answer 21

retertomonas intestinalis

Question 22

this parasite has a four anterior flagella, long slender axostyle,short undulating membrane that extends half of body length

a. Enteromonas hominis
b. Retertomonas intestinalis
c. chilomastix mesnili
d. trichomonas vaginalis

Answer 22

trichomonas vaginalis

Question 23

giardia lamblia is commonly found at

a. urine
b. crypts in the duodenum
c. urethral fluid
d. vaginal discharge

Answer 23

giardia duodenalis (G. lamblia)
  -  most commonly found at crypts in the duodenum

Trichomonas Vaginalis
- urine , urethral fluid and vaginal discharge

Question 24

one of the following protozoans organisms has been implicated in WATERBORNE AND FOODBRONE outbreaks in US. the suspect organism is

a. pentatrichomonas hominis
b. dientamoeba fragilis
c. giardia lamblia
d. balantidium coli

Answer 24

ans : c

for a number of years G. lamblia has been implicated in both waterborne and foodborne outbreaks from the ingestion of infective cysts within contaminated water and food