PROTOZOANS

Question 1

The two regions of cytoplasm:

Answer 1

ECTOPLASM - OUTER REGION
ENDOPLASM - INNER REGION

Question 2

The two under of PHYLUM SARCOMASTIGOPHORA:

Answer 2

SUBPHYLUM MASTIGOPHORA
SUBPHYLUM SARCODINA

Question 3

Organelles of locomotion are hyaline foot like extrusions from ectoplasm called PSEUDOPODIA

Answer 3

SUBPHYLUM SARCODINA

Question 4

Organelles of locomotion are whiplike structures called FLAGELLA

Answer 4

SUBPHYLUM MASTIGOPHORA

Question 5

Organelles of locomotion are hair like projections - cilia (Neo Balantidium coli)

Answer 5

PHYLUM CILIOPHORA

Question 6

Polar rings, subpellicular tubules, conoid, rhoptries and micronemes for penetration and invasion of target cells

Answer 6

PHYLUM APICOMPLEXA

Question 7

The four class

Answer 7

1. CLASS RHIZOPODA/SARCODINA - PSEUDOPODS, AMOEBA
2. CLASS MASTIGOPHORA/FLAGELLATA - FLAGELLA
3. CLASS CILIOPHORA/CILIATA - CILIA
4. CLASS SPOROZOA - NO DEFINITE LOCOMOTORY ORGANELLE

Question 8

No definite locomotory organelle

Answer 8

CLASS SPOROZOA

Question 9

No cell wall. Outer membrane is called the

Answer 9

PERIPLAST

Question 10

Characteristic of protozoans:

Answer 10

1. ANIMAL - LIKE PROTISTS
2. UNICELLULAR ORGANISM
3. NO CELL WALL. OUTER MEMBRANE IS CALLED THE PERIPLAST

Question 11

RHIZOPODA/SARCODINA: AMOEBA
A. TROPHOZOITE
B. CYST

Answer 11

A. TROPHOZOITE
MOTILE STAGE
FEEDING STAGE
FOUND ON DIARRHEIC STAGE

B. CYST
NON MOTILE
NON FEEDING
INFECTIVE STAGE
FOUND ON WELL - FORMED STOOL

Question 12

All amoeba are commensal (not pathogenic) except

Answer 12

ENTAMOEBA HISTOLYTICA

Question 13

All amoeba inhabits the colon except

Answer 13

ENTAMOEBA GINGIVALIS

Question 14

All amoeba with cystic stage except

Answer 14

ENTAMOEBA GINGIVALIS

Question 15

The only pathogenic amoeba

Answer 15

ENTAMOEBA HISTOLYTICA

Question 16

What are under or 2 types of ENTAMOEBA HISTOLYTICA:

Answer 16

AMOEBIASIS
EXTRAINTESTINAL AMOEBIASIS

Question 17

Saang part ng katawan matatagpuan ang EXTRAINTESTINAL AMOEBIASIS

Answer 17

LIVER, LUNG, SPLEEN, BRAIN, ETC.

Question 18

Flask shaped ulcer of colon, Amebic liver abscess, CNS, renal, genital and cutaneous involvement.

Answer 18

PATHOGENESIS

Question 19

Suppressor factor …….

Answer 19

VIRULENCE FACTOR

Question 20

A new species of entamoeba isolated in Japan

Answer 20

ENTAMOEBA MARINA

Question 21

Smallest amoeba (size of an RBC)

Answer 21

ENDOLIMAX NANA

Question 22

• Smaller than E. HISTOLYTICA
• With sluggish motility

Answer 22

TROPHOZOITE

Question 23

Iodamoeba butschlii
A. TROPHOZOITE:
B. CYST:

Answer 23

A. TROPHOZOITE
- With achromatic karyosome kromatin
B. CYST
- Mature cyst has 1 nucleic
- With large iodine staining glycogen vacuole

Question 24

Intestinal parasites of pigs and monkeys

Answer 24

ENTAMOEBA POLECKI

Question 25

Resembles entamoeba histolytica cyst, however it has angular pointed….

Answer 25

CYST

Question 26

Resembles entamoeba coli trophozoite however it has smaller karyosome….

Answer 26

TROPHOZOITE

Question 27

Morphologically similar to E. Histolytica but DNA and RNA content is different

Answer 27

ENTAMOEBA DISPAR

Question 28

Also similar to E. Histolytica but smaller in Cyst (5-10 um) and is quadrinucleate …….

Answer 28

ENTAMOEBA HARTMANNI