Types of Symbiotic Relationships and Locomotor Organelles
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Questions and Answers

What is the relationship like in commensalism?

  • Neither the host nor the parasite is harmed (correct)
  • Both the host and parasite benefit
  • The parasite benefits at the expense of the host
  • The host benefits at the expense of the parasite

Which organelles are used for locomotion and feeding?

  • Cilia
  • Flagella
  • Nucleus
  • Pseudopodia (correct)

What is the most common portal of entry into the body?

  • Nose
  • Mouth (correct)
  • Skin
  • Genitalia

What type of reproduction involves meiosis?

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

What factors increase the risk of intestinal parasites?

<p>International travel to endemic areas (D)</p> Signup and view all the answers

What structures are composed of kinetids?

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

What type of relationship is commensalism?

<p>Host benefits, parasite is neither helped nor harmed (B)</p> Signup and view all the answers

What type of damage can occur when a parasite punctures the skin?

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

What does a carrier do in relation to the parasite?

<p>Harbors the parasite without symptoms (A)</p> Signup and view all the answers

How do arthropods/vectors contribute to parasitic damage?

<p>By releasing toxins to the skin (D)</p> Signup and view all the answers

Which term describes a relationship where both the parasite and host benefit?

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

Which symptom is not diagnostically specific in parasitic diseases?

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

What does zoonosis refer to?

<p>Transmitting parasites from animals to humans (B)</p> Signup and view all the answers

What is a common clinical effect of most parasitic infections?

<p>Gradual development of symptoms (B)</p> Signup and view all the answers

What are helminths?

<p>Multi-cellular parasites (D)</p> Signup and view all the answers

What are some typical blood infections seen in parasitosis?

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

Which group includes tapeworms and flukeworms?

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

How does exposure to child and institutional care centers relate to parasitic infections?

<p>It facilitates the spread of parasitic diseases (C)</p> Signup and view all the answers

What is the definition of parasitosis?

<p>State of infection or infestation with an animal parasite (D)</p> Signup and view all the answers

What does autoinfection refer to?

<p>Infected person is their own direct source of reexposure via oral anal route (A)</p> Signup and view all the answers

What is the role of an intermediate host in the life cycle of a parasite?

<p>It harbors the larval stages of the parasite (A)</p> Signup and view all the answers

What does the term 'endemic' mean in relation to disease?

<p>Disease maintains a steady, moderate level in a population (C)</p> Signup and view all the answers

What is the difference between definitive host and intermediate host?

<p>Definitive host allows parasite's life cycle to continue; intermediate host harbors larval stages (C)</p> Signup and view all the answers

What characterizes a pandemic disease?

<p>Disseminated over extensive areas of the world (D)</p> Signup and view all the answers

What is a key consideration for stool specimens for laboratory diagnosis?

<p>Should be free of oil, magnesium, barium, or bismuth (B)</p> Signup and view all the answers

What is a recommended action if there is an anticipated delay in diagnosing stool specimens?

<p>Preserve the stool specimen (D)</p> Signup and view all the answers

When treating parasitoses, what factors should a physician consider?

<p>Severity, duration, intensity of infection, and probability of reinfection (C)</p> Signup and view all the answers

What is a method of treatment mentioned in the text for parasitic diseases?

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

What is a key step in controlling parasitic diseases according to the text?

<p>Determining the source of infection and reporting it to health officials (D)</p> Signup and view all the answers

What does the text recommend as a way to support preventive measures in the community?

<p>Cooperating with local health departments (A)</p> Signup and view all the answers

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