Para Lab - Quiz 1 Part 2

Question 1

eukaryotic unicellular organisms

-possess nucleus, organelles and locomotory structures

Answer 1

protozoans

Question 2

phyla in protozoans

Answer 2

sarcomastigophora
ciliophora
apicomplexa

Question 3

subphyla of sarcomastigophora

Answer 3

sarcodina

mastigophora

Question 4

protozoan stage

-vegetative (moving) stage

Answer 4

trophozoite

Question 5

protozoan stage

-motile stage

Answer 5

trophozoite

Question 6

protozoan stage

-found in watery and diarrheic stools (sensitive, easily destroyed if there’s no water)

Answer 6

trophozoite

Question 7

protozoan stage

-resistant stage

Answer 7

cyst

Question 8

protozoan stage

-non-motile

Answer 8

cyst

Question 9

protozoan stage

-usually infective stage

Answer 9

cyst

Question 10

protozoan stage

-stain: Lugol’s iodine

Answer 10

cyst

Question 11

protozoan stage

-found in formed stool

Answer 11

cyst

Question 12

the only pathogenic amoeba; invasive

Answer 12

1. Entamoeba histolytica

Question 13

-morphologically similar to Entamoeba dispar (non-pathogenic)

Answer 13

1. Entamoeba histolytica

Question 14

-causes amoebiasis or amebic dysentery (bloody diarrhea)

Answer 14

1. Entamoeba histolytica

Question 15

Diagnosis for amebiasis

Answer 15

Stool exam/ DFS

Question 16

virulence factors of E.histolytica

Answer 16

Virulence factors:
• Lectin – for attachment
• Amebapores – form holes in tissue
• Cysteine proteinases – destroys tissue

Question 17

commensal, non-pathogenic

-its early cystic stage is similar to E. histolytica

Answer 17

Entamoeba coli

Question 18

amoeba of pigs and monkey

Answer 18

E. polecki

Question 19

entamoeba with no cyst stage

Answer 19

E. gingivalis

Question 20

small race of E. histolytica

-almost the same with E. histolytica but smaller

Answer 20

E. hartmanni

Question 21

entamoeba that ingests WBC

Answer 21

E. gingivalis

Question 22

entamoeba found in oral cavity (only entamoeba not found in large intestine)

Answer 22

E. gingivalis

Question 23

– non-pathogenic amoeba
-very small, size like that of RBC
-
-

Answer 23

Endolimax nana

Question 24

location of Endolimax nana

Answer 24

found in large intestine or colon

Question 25

motility of Endolimax nana

Answer 25

motility of trophozoite: sluggish

Question 26

appearance of cyst of Endolimax nana

Answer 26

cross eyed cyst

Question 27

shape of cyst of Endolimax nana

Answer 27

oval

Question 28

no. of nuclei of E. nana

Answer 28

4

Question 29

does E. nana have peripheral chromatin

Answer 29

no

Question 30

– amoeba of pigs

Answer 30

Iodamoeba butschlii

Question 31

-with large glycogen vacuole (cyst stage)

Answer 31

Iodamoeba butschlii

Question 32

pathogenicity of Iodamoeba butschlii

Answer 32

Non-pathogenic

Question 33

motility of Iodamoeba butschlii

Answer 33

sluggish

Question 34

G. lamblia belongs to what phyla

Answer 34

Phylum Sarcomastigophora | Subphylum Mastigophora

Question 35

-infective stage of G. lamblia

Answer 35

mature cysts

Question 36

-habitat of G. lamblia

Answer 36

small intestine

Question 37

MOT of G. lamblia

Answer 37

ingestion (food or contaminated water)

Question 38

causesGiardiasis, Traveler’s diarrhea | -causative agent of Gay Bowel Syndrome

Answer 38

G. lamblia

Question 39

other names of G. lamblia

Answer 39

G. duodenalis | G. intestinalis

Question 40

Diagnostic Tests for G. lamblia (#)

Answer 40

* DFS, FECT | * Beale’s String Test/Entero-string Test

Question 41

shape of trophozoite of G. lamblia

Answer 41

-pear/pyriform shaped

Question 42

appearance of trophozoite of G. lamblia

Answer 42

-appearance: old man’s face with glasses

Question 43

motility of G. lamblia

Answer 43

falling-leaf motility

Question 44

function of median bodies

Answer 44

energizing structures

Question 45

function of axostyle

Answer 45

maintain structure and support

Question 46

virulence factor of G. lamblia

Answer 46

ventral sucking disk

Question 47

number of flagella of trophozoite of G. lamblia

Answer 47

-8 flagella (4 lateral, 2 caudal, 2 anterior)

Question 48

describe wall of cyst of G. lamblia

Answer 48

double cyst wall

Question 49

number of nuclei of cyst of G. lamblia

Answer 49

4

Question 50

location of Chilomastix mesnili

Answer 50

small intestine

Question 51

pathogenicity of Chilomastix mesnili

Answer 51

non-pathogenic

Question 52

Cyst characteristic appearance of Chilomastix mesnili

Answer 52

American lemon or nipple shape

Question 53

no. of flagella of trophozoite of Chilomastix mesnili

Answer 53

3 anterior flagella - 1 flagella near the cytostome (mouth portion) -

Question 54

motility of Chilomastix mesnili

Answer 54

boring, corkscrew motility

Question 55

structure in the cyst of C. mesnili with a shape like that of a shepherd's crook

Answer 55

cytosomal fibril