NURSING ANM AND GNM

Detailed explanation-1: -African Trypanosomiasis, also known as “sleeping sickness”, is caused by microscopic parasites of the species Trypanosoma brucei. It is transmitted by the tsetse fly (Glossina species), which is found only in sub-Saharan Africa.

Detailed explanation-2: -Trypanosoma brucei is the parasite responsible for the cause of Human African trypanosomiasis. Tsetse flies are responsible for the transmission of the disease. Therefore, option B is the correct answer. Sporozoa is a subphylum that consists of many unicellular and intracellular parasites.

Detailed explanation-3: -Protozoan parasites, such as African trypanosomes (Trypanosoma brucei sp.) and malaria parasites (Plasmodium sp.), cause serious mortality and morbidity in humans, livestock and wildlife and have severe economic impacts in the developing world.