Introduction to Parasitology Terms and Concepts
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Questions and Answers

What is the term used to describe the relationship of two organisms living together?

  • Mutualism
  • Symbiosis (correct)
  • Parasitism
  • Commensalism
  • Which type of symbiotic relationship benefits both host and organism?

  • Symbiosis
  • Commensalism
  • Mutualism (correct)
  • Parasitism
  • What is the specific name for the nomenclature that always begins with a small letter?

  • Kingdom name
  • Family names
  • Specific name (correct)
  • Generic names
  • According to the International Code of Zoological Nomenclature, how are family names formed?

    <p>By adding -idea</p> Signup and view all the answers

    What is the medical significance of Medical Parasitology?

    <p>To study parasites of human and their medical importance</p> Signup and view all the answers

    Which organism benefits but has no beneficial nor harmful effect to the host in a symbiotic relationship?

    <p>Commensalism</p> Signup and view all the answers

    In what kind of symbiotic relationship does one species benefit at the expense of the other?

    <p>Parasitism</p> Signup and view all the answers

    What does the host do in a parasitic relationship?

    <p>Supports the parasite and may later develop a disease</p> Signup and view all the answers

    What does 'symbiont' refer to in parasitology?

    <p>'Symbiont' refers to any living organism that takes nourishment from another species</p> Signup and view all the answers

    'Medical Parasitology' is concerned with what aspect of parasites?

    <p>'Medical Parasitology' is concerned with parasites of human and their medical significance</p> Signup and view all the answers

    Which taxonomic classification is provided for the genus Leishmania?

    <p>Order Kinetoplastida</p> Signup and view all the answers

    What is the locomotory apparatus used by most organisms in the subphylum Mastigophora?

    <p>Flagella</p> Signup and view all the answers

    Which phylum is characterized by organisms possessing a complete digestive tract with a muscular pharynx and being separate sexes?

    <p>Nematoda</p> Signup and view all the answers

    How do tapeworms enter the human body?

    <p>Ingestion of embryonated egg</p> Signup and view all the answers

    Which subkingdom is characterized by organisms that are multicellular and macroscopic?

    <p>Metazoa</p> Signup and view all the answers

    What is the main locomotory apparatus used by organisms in the subphylum Sarcodina?

    <p>Pseudopodia</p> Signup and view all the answers

    Which phylum includes organisms with a cilia apical complex at the anterior end for penetration and invasion of target cells?

    <p>Apicomplexa</p> Signup and view all the answers

    Which phylum includes roundworms that have separate sexes and may be transmitted through ingestion of infective larvae from fish?

    <p>Nematoda</p> Signup and view all the answers

    How do organisms in the phylum Cestodes enter the human body?

    <p>Skin penetration</p> Signup and view all the answers

    In parasitology, what is the term used to describe the relationship of two organisms living together?

    <p>Symbiosis</p> Signup and view all the answers

    What is the specific name for nomenclature that always begins with a small letter?

    <p>Species</p> Signup and view all the answers

    Which aspect of parasites is concerned with Medical Parasitology?

    <p>Their medical significance in human communities</p> Signup and view all the answers

    What does the International Code of Zoological Nomenclature state about family names?

    <p>They are formed by adding -idae</p> Signup and view all the answers

    In which type of symbiotic relationship do one species benefit at the expense of the other?

    <p>Parasitism</p> Signup and view all the answers

    What are organisms in the phylum Cestodes known for with regard to entering the human body?

    <p>Through ingestion of infective larvae from fish</p> Signup and view all the answers

    In parasitology, what is the term used to describe an organism that takes nourishment and other needs through contact with another species?

    <p>Parasite</p> Signup and view all the answers

    Which type of symbiotic relationship benefits both host and organism?

    <p>Mutualism</p> Signup and view all the answers

    What does 'symbiont' refer to in parasitology?

    <p>Organism living together</p> Signup and view all the answers

    In the International Code of Zoological Nomenclature, how are generic names represented?

    <p>Generic names consist of a single word written in initial capital letter</p> Signup and view all the answers

    Which subphylum is characterized by organisms possessing pseudopodia for locomotion?

    <p>Sarcodina</p> Signup and view all the answers

    In the phylum Nematoda, which group is based on the habitat of adult worms?

    <p>LN/LV – Wuchereria, Brugia</p> Signup and view all the answers

    Which phylum includes roundworms that have separate sexes and may be transmitted through ingestion of infective larvae from fish?

    <p>Nematoda</p> Signup and view all the answers

    What is the main portal of entry for organisms in the phylum Cestodes?

    <p>Ingestion of infective larvae</p> Signup and view all the answers

    Which phylum is characterized by organisms possessing an apical complex at the anterior end for penetration and invasion of target cells?

    <p>Apicomplexa</p> Signup and view all the answers

    Which subkingdom is characterized by organisms that are multicellular and macroscopic?

    <p>Metazoa</p> Signup and view all the answers

    In the taxonomic classification, what family does the genus Leishmania belong to?

    <p>Trypanosomatidae</p> Signup and view all the answers

    Study Notes

    Symbiotic Relationships

    • Term for relationship of two organisms living together: Symbiosis
    • Type of symbiotic relationship that benefits both: Mutualism
    • Organism that benefits without harming or helping the host: Commensalism
    • Type of symbiotic relationship where one benefits at the other's expense: Parasitism

    Nomenclature in Zoology

    • Specific name for nomenclature beginning with a small letter: Subspecies
    • Formation of family names according to the International Code of Zoological Nomenclature: Derived from the name of a genus (usually, the genitive case of the genus name)
    • Representation of generic names in nomenclature: Always begins with a capital letter

    Medical Parasitology

    • Medical significance: Focuses on parasites that affect human health
    • Term for organisms that take nourishment and needs through contact with another species: Parasite

    Taxonomy and Classification

    • Taxonomic classification for the genus Leishmania: Belongs to the family Trypanosomatidae
    • Subphylum characterized by organisms using pseudopodia for locomotion: Sarcodina
    • Phylum characterized by organisms with a complete digestive tract and separate sexes: Nematoda
    • Phylum with organisms having an apical complex for penetration: Apicomplexa
    • Phylum known for roundworms transmitted via ingestion of infective larvae from fish: Nematoda
    • Family to which Leishmania belongs: Trypanosomatidae

    Locomotion and Entry Portals

    • Main locomotory apparatus for Mastigophora: Flagella
    • Main locomotory apparatus for Sarcodina: Pseudopodia
    • How tapeworms (Cestodes) enter the human body: Usually through the ingestion of undercooked infected meat
    • Main portal of entry for organisms in the phylum Cestodes: The gastrointestinal tract
    • Cestodes' characteristics regarding human entry: Often unable to reproduce within human hosts but can live inside

    Additional Details

    • Symbiont in parasitology: Refers to an organism living in symbiosis with another, may be beneficial, neutral, or harmful.
    • Concern of Medical Parasitology: Understanding the life cycle, pathology, and control of medically significant parasites.

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    Description

    This quiz covers key concepts and terms related to parasitology, including the identification of parasites based on their location and host needs, and the differentiation of symbiotic relationships with examples. Learn about symbiosis, symbionts, mutualism, and more.

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