P. ovale Flashcards

1
Q

Plasmodium ovale mostly found in the____?

A

West Africa and the islands of western pacific

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2
Q

Biologically and morphologically similar to_____.

A

P. vivax

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3
Q

The difference from P. vivax _____?

A

can infect individuals who are Duffy blood

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4
Q

DARC also known as_____.

A

Fy glycoprotein/CD234- receptor for P. vivax and P. knowlesi

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5
Q

The size of P. ovale in RBC_____.

A

oval, enlarged , distorted w/ rigged cell wall

1.5 size

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6
Q

The cytoplasm of P.ovale in RBC are

A

rounded, compact trophozoites, slight ameboid

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7
Q

Have large chromatin mass in____.

A

growing trophozoites

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8
Q

The pigment/hemozoin of P. ovale in the RBC was_____.

A

dark-brown, conspicuous

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9
Q

In the morphology of P. ovale, what is the thick and ameboid appearance?

A

RING TROPHOZOITE

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10
Q

Which are the larger size in the ring form trophozoites?

A

P. vivax larger than P. ovale

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11
Q

Usulally maintained the ring appearance and ameboid is inconspicuous

have small anf compact type

A

DEVELOPING TROPHOZOITE

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12
Q

The two tpeof schizont of P. ovale are

A

IMMATURE
MATURE

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13
Q

Medium in size that maintains circular shape

A

Immature schizont

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14
Q

Mature schizont has ______?

A

6014 merozoites

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14
Q

How many merozoites occupy in quarter of the RBC in rosette formation?

A

3 and it is mature schizont

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15
Q

Prepatent period of P. ovale

A

14-26 days

16
Q

Incubation period

A

11-16 days

17
Q

Interval between parasite patency and gametocytes

A

5-6 days

18
Q

The developmental period in mosquito_____.

A

16 days at 25°C
and
14 days °C

19
Q
A