Angiostrongylus cantonensis Parasite Quiz

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Questions and Answers

What is the branch of biology or medicine concerned with the study of parasitic organisms?

  • Mycology
  • Parasitology (correct)
  • Virology
  • Bacteriology

Which term refers to organisms living permanently or temporarily on or within another organism?

  • Symbiosis
  • Endosymbiosis
  • Mutualism
  • Parasitism (correct)

What is a key factor that determines the intensity of parasitic infection?

  • The duration of parasitism (correct)
  • The size of the host organism
  • The color of the parasite
  • The type of symbiotic relationship

Which type of life cycle involves a single host environment?

<p>Direct life cycle (A)</p> Signup and view all the answers

What is the mode of reproduction common among parasitic organisms?

<p>Sexual reproduction (A)</p> Signup and view all the answers

Which epidemiologic measure focuses on preventing disease spread from infected individuals?

<p>Quarantine measures (D)</p> Signup and view all the answers

What is the definitive host of Angiostrongylus cantonensis?

<p>House rats (D)</p> Signup and view all the answers

Which of the following is not a common source of infection for Angiostrongylus cantonensis?

<p>Blood flukes (D)</p> Signup and view all the answers

What is the main mode of infection for Angiostrongylus cantonensis in humans?

<p>Consumption of undercooked meat (C)</p> Signup and view all the answers

Which parasite is associated with autoinfection and self being the source of infection?

<p>Enterobius vermicularis (A)</p> Signup and view all the answers

Which of the following is not a known carrier of Angiostrongylus cantonensis?

<p>Mosquitoes (A)</p> Signup and view all the answers

Which type of parasite lives inside the body of the host and causes amoebic dysentery in humans?

<p>Endoparasites (B)</p> Signup and view all the answers

What type of parasite is completely dependent on the host for its existence throughout its life?

<p>Obligate parasite (B)</p> Signup and view all the answers

Which term describes parasites that can live both outside and inside the host?

<p>Facultative parasites (B)</p> Signup and view all the answers

What do parasites that seek their host intermittently to obtain nourishment are termed as?

<p>Occasional parasites (B)</p> Signup and view all the answers

Which type of parasite establishes itself in a host where it does not ordinarily live?

<p>Accidental parasites (C)</p> Signup and view all the answers

What term is used for parasites that may cause human infections but are primarily animal parasites?

<p>Zoonotic parasites (B)</p> Signup and view all the answers

Which mode of transmission involves the inhalation of eggs?

<p>Soil transmitted (A)</p> Signup and view all the answers

What is the most common portal of entry for intestinal protozoa?

<p>Intranasal (C)</p> Signup and view all the answers

Which of the following is classified according to the International Code of Zoological Nomenclature?

<p>Scientific names (D)</p> Signup and view all the answers

What is the correct format of writing specific names in parasitology nomenclature?

<p>Italicized or underlined (C)</p> Signup and view all the answers

Which method of transmission involves direct contact?

<p>Transmammary (D)</p> Signup and view all the answers

Which is the portal of exit associated with sputum in parasitology?

<p>Blood (C)</p> Signup and view all the answers

What is the term used to describe the percentage fall in egg counts after deworming based on examination of a stool or urine sample at a set time after deworming?

<p>Egg reduction rate (C)</p> Signup and view all the answers

In which type of deworming does treatment occur at the individual level based on diagnosis of infection or presumptive grounds?

<p>Targeted treatment (B)</p> Signup and view all the answers

What is the term for group-level deworming where the risk group to be treated is defined irrespective of infection status, based on age, gender, or other social characteristics?

<p>Universal treatment (A)</p> Signup and view all the answers

In deworming, what phenomenon may occur when proteins or other metabolites of parasites are introduced into the body, leading to hypersensitization or anaphylactic shock?

<p>Toxic allergic phenomena (B)</p> Signup and view all the answers

What term is used to describe genetically transmitted loss of susceptibility to a drug in a worm population previously sensitive to the therapeutic dose?

<p>Drug resistance (C)</p> Signup and view all the answers

What does the term 'coverage' refer to in the context of deworming interventions?

<p>Proportion of target population reached by an intervention (D)</p> Signup and view all the answers

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