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Parasitology Lecture 1

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Questions and Answers

What is the main difference between Trophozoite and Cyst/ oocyst in Protozoa?

Trophozoite is the unactive and infective form, while Cyst/ oocyst is the active, feeding, pathogenic stage

Trophozoite is the reproductive stage, while Cyst/ oocyst is the locomotion stage

Trophozoite is the active, feeding, pathogenic stage, while Cyst/ oocyst is the unactive and infective form (correct)

Trophozoite is the dormant stage, while Cyst/ oocyst is the motile stage

Which group of organisms are living organisms that depend on a living host for their nourishment and shelter?

Parasites (correct)

Pathogens

Commensals

Symbiotes

What are the three major groups of parasites in medical parasitology?

Protozoa, Helminthes, Arthropods (correct)

Mites, Ticks, Lice

Bacteria, Viruses, Fungi

Nematodes, Trematodes, Cestodes

Which class of Protozoa consists of parasites that move by means of pseudopodia?

<p>Sarcodina (Amoebas)</p> Signup and view all the answers

What is the scientific name composed of two parts for parasites?

<p>"Genus name and species name"</p> Signup and view all the answers

Study Notes

Protozoa Characteristics

Trophozoite: actively feeding and multiplying stage of Protozoa, while Cyst/Oocyst: dormant, resistant stage that can survive outside of host

Parasitism

Parasites: living organisms that depend on a living host for nourishment and shelter

Medical Parasitology

Three major groups of parasites: Protozoa, Helminths, Ectoparasites

Protozoan Movement

Amoeba: class of Protozoa that move by means of pseudopodia

Parasite Nomenclature

Scientific name for parasites is composed of two parts: genus and species

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Description

Test your knowledge of the science of parasitology and the study of parasites, including their morphology, life cycles, and relationships with hosts. Learn about human parasitology and medical parasites.