Medical Parasitology in the Philippines Chapter 1 Quiz

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Questions and Answers

Which branch of medicine focuses on tropical diseases and other special medical problems in tropical locations?

  • Tropical Disease Medicine
  • Tropical Medicine (correct)
  • Parasitology
  • Medical Parasitology

What term describes the living together of unlike organisms, where one or both organisms benefit from the relationship?

  • Symbiosis (correct)
  • Commensalism
  • Mutualism
  • Endoparasitism

What term describes the relationship where two species live together, and one benefits from the relationship without harming or benefiting the other?

  • Symbiosis
  • Commensalism (correct)
  • Mutualism
  • Parasitism

What type of parasite lives inside of the host?

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

What is the area of biology concerned with the medical significance of parasites of humans, as well as in human communities?

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

Which term describes the living together of unlike organisms, where one organism lives in or on another organism and depends on it for survival at the expense of the host?

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

What defines a definitive/final host?

<p>It is the one where the parasites attains sexual maturity (A)</p> Signup and view all the answers

What is the role of a paratenic host?

<p>Serves as a temp shelter (for transportation) for a parasite which does not aid in development/change of the parasite (D)</p> Signup and view all the answers

What is the characteristic of a mechanical/phoretic vector?

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

What is an accidental/incidental parasite?

<p>Live in a host where it does not ordinarily exist (D)</p> Signup and view all the answers

What defines an intermediate host?

<p>Holds the asexual/larval stage of the parasite (D)</p> Signup and view all the answers

What is the characteristic of an obilgate parasite?

<p>Depends entirely on their host for existence (C)</p> Signup and view all the answers

What is the role of a reservoir host?

<p>Can harbor parasites for the long-term without showing signs/symptoms but are sources of infection (D)</p> Signup and view all the answers

What is an erratic parasite?

<p>Moves/spreads to other parts of body (C)</p> Signup and view all the answers

What is the characteristic of a biologic vector?

<p>Transmits the parasite after its development (D)</p> Signup and view all the answers

What defines a temporary parasite?

<p>Lives in host for a short period of time (A)</p> Signup and view all the answers

Flashcards

Tropical Medicine

Branch of medicine focused on tropical diseases and medical issues specific to tropical regions.

Symbiosis

Living together of different organisms where at least one benefits.

Commensalism

A relationship where one species benefits and the other is neither harmed nor helped.

Endoparasite

A parasite that lives inside the host's body.

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Medical Parasitology

Area of biology focused on parasites affecting humans and communities.

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Parasitism

One organism lives in/on another, depending on it for survival at the host's expense.

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Definitive/Final Host

The host in which the parasite attains sexual maturity.

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Paratenic Host

A host that serves as a temporary shelter for a parasite without aiding in its development.

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Mechanical/Phoretic Vector

Transports a parasite without any development or change occurring in the parasite.

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Accidental/Incidental Parasite

A parasite that lives in a host where it doesn't normally occur.

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Intermediate Host

A host in which the asexual or larval stage of the parasite occurs.

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Obligate Parasite

Parasite that completely depends on a host for its survival.

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Reservoir Host

A host that can harbor parasites long-term and serve as a source of infection.

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Erratic Parasite

Parasite that migrates to an unusual location within the host's body.

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Biologic Vector

A vector that transmits a parasite after the parasite undergoes development within the vector.

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Temporary Parasite

Parasite that lives on/in a host for a short period of time.

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Study Notes

Tropical Medicine and Parasitology

  • Focuses on tropical diseases and medical problems prevalent in tropical areas.
  • Studies include infections specific to warm climates, such as malaria and dengue fever.

Symbiotic Relationships

  • Symbiosis: Living together of different organisms where one or both benefit from the arrangement.
  • Commensalism: Relationship where one species benefits without affecting the other.

Parasite Types

  • Endoparasite: A type of parasite that lives inside a host organism.
  • Accidental/Incidental Parasite: A parasite that infects a host outside of its normal range.
  • Obligate Parasite: A parasite that cannot survive without a host, fully reliant on it for its lifecycle.

Host Definitions

  • Definitive/Final Host: The organism in which the parasite reaches maturity and reproduces.
  • Intermediate Host: A host that supports the immature or larval stages of a parasite.
  • Reservoir Host: An organism that harbors the pathogen and serves as a source of infection for other hosts.
  • Paratenic Host: A host that acts as a transport mechanism for the parasite but is not necessary for its development.
  • Erratic Parasite: A parasite that occurs outside its typical host range or location.

Vectors and Their Characteristics

  • Mechanical/Phoresis Vector: A vector that carries the parasite without being involved in its lifecycle, merely facilitating transport.
  • Biological Vector: A vector that is essential for the lifecycle of the parasite, actively participating in transmission.
  • Temporary Parasite: A parasite that only lives in or on the host for a limited period, often for feeding.

Summary of Key Terms

  • Understanding these terms is vital for comprehending the complexities of parasitism, symbiotic relationships, and disease transmission.

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