Question

Triatoma infestans is the intermediate host of the life cycle of
A) Leishmania donovani
B) Trypanosoma cruzi
C) Leishmania tropica
D) Schistosoma haematobium

Answer 1

Hint: Trypanosoma cruzi is that digenetic protozoan parasite. It completes its full life cycle in two hosts. The primary host is man, cat, dog or monkey and conjointly the secondary or host of this parasite is genus infestans. It causes Chagas illness.

Complete Answer:
A) Leishmania donovani might be a species of parasites, a gaggle of haemoflagellate kinetoplastids that cause the illness is protozoal infection. It's somebody's blood parasite to blame for kala-azar, the foremost severe style of protozoal infection.

B) Trypanosoma cruzi might be a species of parasitic euglenoids. Amongst the protozoa, the trypanosomes characteristically bore tissue in another organism and kill blood (primarily) and jointly humor. This behaviour causes illness or the likelihood of illness that varies with the organism: Chagas illness in humans, dourine and surra in horses, and a brucellosis-like illness in Bos taurus.

C) Leishmania tropica might be a species of flagellate parasites that infects humans and hyraxes, and conjointly the reason for the illness is protozoal infection Recidivans capital of Iraq sore, a sort of kala azar. L. tropica infection results in non-ulcerating illness.

D) Schistosoma haematobium (urinary blood fluke) might be the species of digentic flatworm and to a gaggle (genus) of blood fluke (Schistosoma). It's found in Africa in and conjointly towards the center East. It is and the key agent of the infection, the up foremost rife parasitics infections in humans.

Note: The host includes haematophagous hemipterous insect (e.g., genus infestans, genus brasiliensis, Panstrongylus megistus, Rhodnius prolixus, and others), jointly mentioned as “kissing bug,” “benchuca,” “vinchuca,” “chinche,” or “barbeiro” and conjointly the host consists of mammals from varied altogether completely different.