Evaluate the following life cycle for Plasmodium vivax. The…
Evaluate the following life cycle for Plasmodium vivax. There is something missing. What is missing? – Merozoites invade circulating RBCs à become trophs (ring forms) à mature through schizont stage à schizont produces merozoites à RBC ruptures (erythrocytic cycle) – Later in infection some merozoites develop into microgametocytes (male sex cells) and macrogametocytes (female sex cells) – Female Anopheles mosquito ingests gametocytes à gametes unite in stomach à motile zygote (ookinete) à moves through and encysts stomach wall à matures to oocyst with many infective sporozoites à released from oocyst and migrate to salivary glands à Infected female Anopholes mosquito (definitive host) bites human injecting infective forms