Medical Parasitology

Which one of the following statements does NOT apply to parasites?

• they can be free-living organisms

• they must live in or on another species

• helminths are multicellular organisms

• protozoans are unicellular organisms

The term for the animal that a parasite lives on/in is:

• Fomite
• Micro-organism
• Host
• Vector

A person, animal or microscopic organism that carries and transmits an infectious pathogen into another living organism.

• vector
• arthropod
• parasite
• host

Microscopic one-celled organisms that are categorized according to their method of movement

• Protozoa
• Helminth
• Arthropod
• Vector

What is a definitive host? 

• An organism that any parasite can live on and reproduce.

• The organism that provides conditions that allows sexual reproduction of a parasite to occur.

• The organism that parasitic eggs are laid on. 
• An organism that parasites find easily and allow reproduction of the parasite. 

An intermediate host is _____.

• where parasite asexual cycle occurs

• always a nonhuman host

• where parasite sexual cycle occurs

• the human host between two other animal hosts

Malaria is a disease caused by a member of the sporozoa

• True

• False

Which of the following does NOT apply to the trematodes?

• They are hermaphroditic

• They often parasitize two hosts

• They are flukes

• They have a scolex and proglottids

is a life-threatening blood disease caused by parasites transmitted to humans through the bite of the Anopheles mosquito. Once an infected mosquito bites a human and transmits the parasites, those parasites multiply in the host's liver before infecting and destroying red blood cells

• Malaria
• West Nile Virus
• Lyme Disease
• Leshamaniasis

How does an amoeba move?

• It uses cilia
• It uses flagellum
• It uses pseudopods
• It cannot move