E. histolytica life cycle Intestinal Hookworm Life Cycle C. philippinensis Life Cycle E. Histolytica Life Cycle Diphyllobothriid Life cycle T. cruzi Life Cycle E. granulosus Life Cycle T. trichiura Life Cycle A. lumbricoides Life Cycle O. volvulus Life Cycle Plasmodium spp. Life Cycle Schistosoma spp. Life Cycle Leishmania spp. Life Cycle E. vermicularis Life Cycle T. spiralis Life Cycle Taeniasis Life Cycle G. duodenalis Life Cycle