Sporozoa Flashcards
Known species
I. Plasmodium Vivax II. Plasmodium Ovale III. Plasmodium Malariae IV. Plasmodium Falciparum V. Plasmodium Knowlesi
Vector for Plasmodium spp
Female anopheles mosquito, via skin inoculation
Locomotion for Plasmodium spp?
No definite organ for locomotion
Intraerythrocytic parasites
embedded in RBC
Two life cycles of Plasmodium spp?
I. Sexual Phase
II. Asexual Phase
Host for Plasmodium spp?
I. Requires two hosts
II. Other MOT: Transplacental Blood Transfusion
What initially develops in hepatic cells?
Cryptozoite
Vegetative state containing 1 nucleus and develops within RBC?
Trophozoite (Ring)
Trophozoite which the nucleus has divided
Schizont
Cell resulting from the final division of schizont or cryptozoite
Morozoite
Cell resulting from the final division of schizont or cryptozoite
Morozoite
Dormant stage that persist in liver or hepatic cells (Only in Falciparum and Ovale)
Hypnozoite
Sexual differentiated but immature cells
Gametocyte
Paroxysm for P. vivax?
48 hours
Paroxysm for P. ovale?
48 hours
Paroxysm for P. malariae?
72 hours
Paroxysm for Falciparum?
36-48 hours
Plasmodium Vivax
I. Benign Tertian Malaria (2-day interval)
II. _____ Malaria
III. In Ring form: The parasite may be seen to be ______-shaped mass at the outer edge of ____, in location known as _____ or applique
IV. All morphologic forms can be seen in _____ Blood
V. Infects the young and immature cells
VI. Infected RBC’s are _____ and distorted
I. Benign Tertian Malaria (2-day interval)
II. Vivax Malaria
III. In Ring form: The parasite may be seen to be crescent-shaped mass at the outer edge of RBC, in location known as accole or applique
IV. All morphologic forms can be seen in Peripheral Blood
V. Infects the young and immature cells
VI. Infected RBC’s are enlarged and distorted