Infections
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Questions and Answers

What is the hallmark of infection?

  • Weakness
  • Fatigue
  • Loss of appetite
  • Fever (correct)
  • What is the term for diseases with relatively high, but constant, rates of infection in a particular population?

  • Endemic (correct)
  • Pandemic
  • Epidemic
  • Prodromal
  • What is the capacity of a pathogen to cause severe disease called?

  • Virulence (correct)
  • Immunogenicity
  • Pathogenicity
  • Infectivity
  • What is the incubation period for Herpangina?

    <p>3-6 days</p> Signup and view all the answers

    How is Parvovirus B19 infection confirmed?

    <p>Detection of IgM antibodies 3 days after infection</p> Signup and view all the answers

    What is the causative agent of infectious mononucleosis?

    <p>Epstein-Barr virus (EBV)</p> Signup and view all the answers

    What is the incubation period for measles?

    <p>8-12 days</p> Signup and view all the answers

    How is rubella primarily transmitted?

    <p>Direct or droplet contact with nasopharyngeal secretions</p> Signup and view all the answers

    Which virus is responsible for causing roseola?

    <p>Herpesviruses, HHV-6 and HHV-7</p> Signup and view all the answers

    What is the main function of exotoxins released by bacteria?

    <p>Damaging cell membranes and inhibiting protein synthesis</p> Signup and view all the answers

    What is the key characteristic of fungal infections transmitted by inhalation or contamination of wounds?

    <p>Resistance to phagocytosis</p> Signup and view all the answers

    How do viruses bypass immune defenses?

    <p>By altering antigenic properties and promoting immune attacks on normal cells</p> Signup and view all the answers

    What is the incubation period for West Nile Virus?

    <p>2-15 days</p> Signup and view all the answers

    Which virus is most commonly transmitted through direct person-to-person contact?

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

    Which virus is known to cause retinitis as its most common illness?

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

    Which clinical manifestation is associated with the window period of HIV?

    <p>Fatigue, headache, muscle aches, fever</p> Signup and view all the answers

    What is the incubation period for the appearance of erythema migrans in Lyme Disease?

    <p>7-14 days</p> Signup and view all the answers

    Which stage of Pertussis is characterized by severe bursts of cough with inspiratory whoop followed by vomiting?

    <p>Paroxysmal stage</p> Signup and view all the answers

    Which disease is transmitted by the bite of an infected tick?

    <p>Rocky Mountain Spotted Fever</p> Signup and view all the answers

    What is the most common cause of infection worldwide?

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

    Which protozoan parasite is primarily acquired through contact with feline feces or by eating raw or undercooked meat?

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

    What is the incubation period for anthrax?

    <p>1-7 days</p> Signup and view all the answers

    Which condition is characterized by fatigue lasting longer than 6 months and impacting daily activities?

    <p>Chronic fatigue</p> Signup and view all the answers

    What is the most lethal natural poison known?

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

    Which disease presents with enlarged, painful regional lymph nodes, fever, chills, and prostration?

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

    What is the term for an illness of at least 3 weeks duration, fever over 101 F, and undiagnosed after 1 week of hospital workup or 3 weeks outpatient?

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

    Which infection is transmitted by inhalation of respiratory droplets and may be aerosolized?

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

    What is the causative agent of bubonic plague?

    <p>Yersinia pestis</p> Signup and view all the answers

    What is a sensitive, nonspecific indicator of underlying medical or psychological pathology?

    <p>Chronic Fatigue</p> Signup and view all the answers

    Which condition is characterized by an unexplained, persistent fatigue for over 6 months unrelieved by rest and impaired memory?

    <p>Chronic Fatigue</p> Signup and view all the answers

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