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    Exam Review

    1. Transmission rates are high for many sexually transmitted infections due to:
      A)
      No symptoms when infected
      B)
      Contaminated birth control devices
      C)
      Ineffective treatment options
      D)
      Contaminated catheters
    2. Which of the following are the functions of phagocytes?
      A)
      Engulf and destroy pathogens
      B)
      Recognize pathogens
      C)
      Produce antibodies
      D)
      All of the above
    3. Which of these is the most common cause of hospital associated colitis?
      A)
      Bacteroides fragilis
      B)
      Clostridium difficile
      C)
      Clostridium perfringens
      D)
      Staphylococcus aureus
    4. Which type of organism can act as a first line of defense by competing with potential infectious microorganisms on the skin?
      A)
      Transient flora
      B)
      Pathogens
      C)
      Resident flora
      D)
      All of the above
    Page 1 of 19

    Exam Review

    1. Preserving tissues, preparing vaccines, and sterilizing surgical instruments are all functions of:
      A)
      Hydrogen Peroxide
      B)
      Glutaraldehyde
      C)
      UV radiation
      D)
      Isopropyl alcohol
    2. The definition of sterilization is best defined as:
      A)
      An agent that kills bacteria
      B)
      An agent that destroys all microbe forms
      C)
      An agent that kills fungi
      D)
      An agent that inhibits fungi growth
    3. The inhibition of bacteria would be known as:
      A)
      Bactericidal
      B)
      Bacteriostatic
      C)
      Viricidal
      D)
      Fungistatic
    4. A fly has landed on nearby dog feces, then landed on your hot dog. What type of pathogen transmission may occur?
      A)
      Direct contact
      B)
      Droplet
      C)
      Mechanical vector
      D)
      Biological vector
    Page 2 of 19

    Exam Review

    1. Which immunoglobulin crosses the placenta during pregnancy?
      A)
      IgE
      B)
      IgM
      C)
      IgA
      D)
      IgG
    2. Which of these is an example of an infection via the gastrointestinal tract portal of entry?
      A)
      Impetigo
      B)
      Polio
      C)
      Influenza
      D)
      Syphilis
    3. Which of these terms represents a decrease of symptoms and disease severity?
      A)
      Exacerbation
      B)
      Relapse
      C)
      Remission
      D)
      Morbidity
    4. Which of these samples should be tested to determine the causative agent of septic arthritis?
      A)
      Joint fluid
      B)
      Sputum
      C)
      Blood
      D)
      All of the above
    Page 3 of 19

    Exam Review

    1. Dry heat is _____ when compared to moist heat sterilization.
      A)
      Equally as fast as moist heat
      B)
      Faster
      C)
      Slower
      D)
      Sometimes faster, sometimes slower
    2. Beta-lactams kill replicating bacteria by which mechanism:
      A)
      Preventing DNA replication
      B)
      Preventing cell wall synthesis
      C)
      Preventing folic acid synthesis
      D)
      Preventing protein synthesis
    3. Erysipelas is an infection of which body region?
      A)
      Upper dermis and lymphatics
      B)
      Lower dermis and fat tissue
      C)
      Sclera
      D)
      Cornea
    4. Which of the following is a bone tissue infection that can result from a bloodstream infection?
      A)
      Erysipelas
      B)
      Keratitis
      C)
      Osteomyelitis
      D)
      Septic arthritis
    Page 4 of 19

    Exam Review

    1. Which of these are the cells responsible for humoral immunity?
      A)
      Monocytes
      B)
      Neutrophils
      C)
      T Cells
      D)
      B Cells
    2. Which of these are risk factors for endocarditis infections?
      A)
      Injection drug use
      B)
      Hemodialysis
      C)
      Alcoholism
      D)
      All of the above
    3. Developing a fever of 101.3° F would be an example of:
      A)
      2nd line of defense
      B)
      3rd line of defense
      C)
      1st line of defense
      D)
      All of the above
    4. Which food source is most commonly associated with a Salmonella contamination?
      A)
      Poultry
      B)
      Fruits
      C)
      Water
      D)
      All of the above
    Page 5 of 19

    Exam Review

    1. The two most common types of alcohols used for disinfection are:
      A)
      Isopropyl alcohol and hydrogen peroxide
      B)
      Acetic acid and hydrogen peroxide
      C)
      Isopropyl alcohol and ethanol
      D)
      Ethanol and acetic acid
    2. The term is given to any foreign substance that stimulates a specific immune system response.
      A)
      Antigen
      B)
      Antibody
      C)
      Pathogen
      D)
      Allergen
    3. Which of these microorganisms is a common causative agent of acute cholecystitis?
      A)
      Streptococcus pyogenes
      B)
      Clostridium perfringens
      C)
      Escherichia coli
      D)
      Staphylococcus aureus
    4. There is a recall on lettuce due to Salmonella contamination. What type of transmission is this preventing?
      A)
      Vector
      B)
      Direct contact
      C)
      Vehicle
      D)
      Airborne
    Page 6 of 19