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Parasitology LAB > Plasmodium > Flashcards

Plasmodium Flashcards

1
Q

Member of Class_____

A

Sporozoa

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2
Q

Causes malaria in ____ and_____

A

mammals and birds

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3
Q

The asexual cycle (schizogony) takes place in the RBC of_____

A

vertebrates

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4
Q

The sexual cycle (sporogony) takes place in

A

mosquitoes

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5
Q

Asexual cycle

A

Schizogony

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6
Q

Sexual cycle

A

Sporogony

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7
Q

Five Species of Plasmodia

A
  1. Plasmodium vivax
  2. Plasmodium malariae
  3. Plasmodium falciparum
  4. Plasmodium ovale
  5. Plasmodium knowlesi
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8
Q

Plasmodium vivax

A

Benign Tertian Malaria

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9
Q

Plasmodium malariae

A

Quartan Malaria or Malariae malaria

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10
Q

Plasmodium falciparum

A

Malignant Tertian Malaria

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11
Q

Plasmodium ovale

A

Benign Tertian Ovale Malaria

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12
Q

Mosquito Vectors FMBaLiMa

A

Anopheles flavirostris

Anopheles mangyanus

Anopheles balabacensis

Anopheles litoralis

Anopheles maculatus

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13
Q

principal vector which breed in slow-flowing, partly shaded clean mountain streams in the Philippines

A

Anopheles flavirostris

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14
Q

▪ clean stream breeder

A

Anopheles mangyanus

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15
Q

▪forest rain pool breeder

A

Anopheles balabacensis

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16
Q

▪ brackish water

A

Anopheles litoralis

17
Q

▪ stream breeder

A

Anopheles maculatus

18
Q

ERYTHROCYTIC SCHIZOGONY

P. vivax & P. ovale

A
  • young RBC
19
Q

ERYTHROCYTIC SCHIZOGONY

P. malariae

A
  • older RBC
20
Q

ERYTHROCYTIC SCHIZOGONY

P. falciparum

A
  • RBC of all stages
21
Q

THE MALARIA PARASITE

Three developmental stages seen in blood films:

A
  1. Trophozoite
  2. Schizont
  3. Gametocyte
22
Q

Features of Plasmodium

nvcs

A

vacuole

nucleus/ chromatin dot

cytoplasm

stippling

23
Q

All stages.

Wide range of stages may be seen on given film.

A

Stages found in circulating blood

P vivax

24
Q

All stages.

Wide variety of stages usually not seen.

Relatively few rings, gametocytes generally present.

A

Stages found in circulating blood

P. malariae

25
Q

All stages

A

Stages found in circulating blood

P. ovale

26
Q

Rings and or gametocytes.

Other stages develop in blood vessels of internal organs but are not seen in peripheral blood except in severe infections.

A

Stages found in circulating blood

P. falciparum

27
Q

Size of RBCs

• Enlarged:

A

Size of RBC

P. vivax
P. ovale

28
Q

Size of RBCs

Not enlarged:

A

Size of RBCs

P. falciparum
P. malariae

29
Q

Infection of RBCs

• Single:

A

Infection of RBCs

• suggestive

usually of P. vivax

30
Q

Infection of RBCs

Multiple:

A

Infection of RBCs

• common to P. falciparum

31
Q

Presence of stipplings or clefts

P. vivax or P. ovale

A

• Stipplings clearly visible (Schuffner’s )

32
Q

Presence of stipplings or clefts

P. falciparum or P. malariae

A

Stipplings not clearly visible

Parasitology LAB (37 decks)

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