[mtap 2] parasitology ng topnotcher!

definite host

final host

harbors the mature or sexual stage

plasmodium

example of a definite host

intermediate host

immature form

asexual reproduction

what reproductive stage happens in the intermediate host?

paratenic host

host that is merely a transport medium, no development occurs here

pigs

the paratenic host in the life cycle of Paragonimus

reservoir host

an additional source of infection; allows the development of parasite but may or may not be part of its life cycle

cats

reservoir host of Brugia malayi

non-motile

motility of a protozoan cyst

motile

motility of a protozoan trophozoite

more stable

stability of a protozoan cyst

very fragile/labile

stability of a protozoan trophozoite

watery

soft

formed

protozoan cysts are seen in these types of stool

iodine

formalin

concentration

3 things that destroy protozoan trophozoites

formalin

all purpose fixative

5% formalin

percentage of fixative for protozoan cyst

10% formalin

percentage of fixative for protozoan eggs

concentration

this involves centrifugation

watery

diarrheic stool

protozoan trophozoites are seen in these types of stool

formed stool

this type of stool is not a conducive environment for trophozoites

30 minutes

watery stool must be processed within how many minutes

e. histolytica

the only pathogenic amoeba

cyst

infective stage of e. histolytica

trophozoite

cyst

diagnostic stage of e. histolytica

stool

specimen of choice for e. histolytica

3 specimens

how many stool specimens are needed for the examination for E. histolytica?

2-3 days

how many interval of days are needed for the 3 specimens of E. histolytica?

direct fecal smear

permanent stained smear

methods used for the diagnosis of Entamoeba

direct fecal smear

for the rapid diagnosis of Entamoeba

iodine mount

saline mount

buffered methylene blue

3 methods of direct fecal smear

permanent stained smear

detailed and best method for the diagnosis of Entamoeba

trophozoite

cyst

what can be seen when permanent stained smear is used?

preserved stool

in PSS, in what type of stool will trophozoites not be seen?

even

what is the description of the peripheral chromatin of E. histolytica?

ingests RBC

what is the most important characteristic of the trophozoite of E. histolytica?

progressive and unidirectional

what is the description of the motility of the E. histolytica trophozoite?

centrally-located

location of the karyosome in the trophozoite of E. histolytica

4 or less

number of nuclei in the cyst of E. histolytica

sausage

shape of the chromatoidal bar of the cyst of E. histolytica

E. histolytica

“malinis pero masama”

clean-looking

glass-like

appearance of the cytoplasm of E. histolytica

e. coli

one of the most commonly known commensal amoeba

sluggish

non-progressive

motility of E. coli

E. coli

“madumi pero mabait”

eccentrically-located

location of the karyosome of the nuclei of E. coli

8 or less

number of nuclei in the cyst of E. coli

splinter

broomstick appearance

appearance of the chromatoidal bar in the cyst of E. coli

uneven

description of the peripheral chromatin of E. coli

E. dispar

looks like E. histolytica but does not ingest RBCs

E. dispar

E. moshkovski

E. plecki

E. hartmanni

E. histolytica commensal lookalikes

E. moshkovskii

E. histolytica lookalike with no ingested RBC, and known as the Laredo strain

E. polecki

E. histolytica lookalike that is common in pigs and monkeys

E. hartmanni

small race of E. histolytica

ocular micrometer

used for the determination of E. hartmanni

Endolimax nana

smallest protozoan

blot-like

description of the karyosome of E. nana

Endolimax nana

has a karyosome termed as “blot-like,” with a cross-eyed cyst

none

peripheral chromatin of Endolimax nana

because it is not an Entamoeba

why does E. nana have a lack of peripheral chromatin?

Iodamoeba butshlii

protozoan known to have a large, iodine-staining glycogen vacuole

flower-like basket

description of nuclei of I. butschlii

none

peripheral chromatin of I. butschlii

Entamoeba gingivalis

first amoeba recovered from man

E. gingivalis

which among the protozoans do not possess a cyst stage?

oral cavity

where does E. gingivalis usually reside in the body?

E. gingivalis

which protozoan ingests WHITE BLOOD CELLS?

wbc

E. gingivalis ingests rbcs or wbcs?

rbc

E. histolytica ingests rbcs or wbcs?

pyorrhea alveolaris

E. gingivalis is non-pathogenic but can be seen with this disease

naegleria fowleri

this free-living amoeba causes PAM, or Primary Amoebic Meningocencephalitis

Acanthamoeba spp.

this free-living amoeba causes GAM, or Granulomatous Amoebic Meningoencephalitis

Balamuthia

this free-living amoeba ALSO causes Granulotmatous Amoebic Meningoencephalitis

amebiasis

dysentery

amebic liver disease

what diseases do free-living amoeba usually cause?

CSF

since free-living amoeba cause meningoencephalitis, what is the specimen of choice?

trophozoites; cysts

in flagellates, ALL have ____, but not all have ____

Giardia lamblia

the ONLY bilaterally symmetrical protozoan

cyst

infective stage of Giardia

trophozoite

cyst

diagnostic stage of Giardia

fecal-oral

mot of Giardia

Giardia lamblia

this is also known as Gay Bowel Syndrome due to its popularity among M2M

Giardia lamblia

also known as Traveler’s Diarrhea

steatorrhea

type of diarrhea seen with giardia

giardia

capillaria

parasites that cause fatty stool or steatorrhea

beaver fever

fever caused by giardia lamblia

stool

duodenal aspirate

enterotest

specimens of choice for giardia lamblia

giardia cyst

cyst of this flagellate contains median bodies

football

shape of cyst of giardia

old man’s face

old man’s face with glasses/whiskers

giardia troph is popularly described as

teardrop shaped

shape of troph of giardia, as well as all flagellates except D. fragilis

parabasal bodies

what are seen in the troph of giardia?

sucking disk

a unique characteristic of giardia trophozoite

8

how many flagella does giardia possess

giardia lamblia

which flagellate possesses 4 pairs of flagella?

Dientamoeba fragilis

a binucleated (2 nuclei) flagellate that can co-infect with Enterobius vermicularis

trophozoite

infective stage of D. fragilis

4

how many flagella does Chilomastix mesnili possess?

Chilomastix mesnili

which flagellate possesses 4 flagella?

3 anterior

1 within the cytosome

what are the placements of flagella of Chilomastix?

lemon-shaped

shape of cyst of Chilomastix

Chilomastix mesnili

which flagellate possesses a lemon shaped cyst?