Microbiology Fundamentals A Clinical Approach 2nd Edition by Marjorie Kelly Cowan – Test Bank

Chapter 11

Microbe-Human Interactions: Infection and Disease

Multiple Choice Questions

1. Infection occurs when
   A. contaminants are present on the skin.
   B.  a person swallows microbes in/on food.
   C.  a person inhales microbes in the air.
   D.  pathogens enter and multiply in body tissues.
   E.  All of the choices are correct.

2. The term infection refers to
   A. microorganisms colonizing the body.
   B.  contact with microorganisms.
   C.  contact with pathogens.
   D.  pathogens penetrating host defenses.
   E.  None of the choices is correct.

3.  Which is not terminology used for resident biota?
A.  pathogenic biota
B.  normal biota
C.  indigenous biota
D.  normal microbiota
E.  commensals

4. Endogenous infectious agents arise from microbes that are
   A. in food.
   B.  the patient’s own normal biota.
   C.  on fomites.
   D.  in the air.
   E.  transmitted form one person to another.

5. The human body typically begins to be colonized by its normal biota
   A. before birth, in utero.
   B.  during and immediately after birth.
   C.  when a child first goes to school.
   D.  when an infant gets its first infectious disease.
   E.  during puberty.

6. Resident biota are found in/on the
   A. skin.
   B.  mouth.
   C.  nasal passages.
   D.  large intestine.
   E.  All of the choices are correct.

7. Normal biota includes each of the following except
   A. bacteria.
   B.  fungi.
   C.  protozoans.
   D.  viruses.
   E.  All of the choices are correct.

8. Each of the following are inoculation of normal biota to a newborn except
   A. the birth process through the birth canal.
   B.  bottle feeding.
   C.  breast feeding.
   D.  contact with hospital staff.
   E.  All of the choices are correct.

9. The effect of “good” microbes against invading microbes is called
   A. microbial antagonism.
   B.  endogenous infection.
   C.  infectious disease.
   D.  axenic.
   E.  gnotobiotism.

10. All of the following genera are considered resident biota of skin sites except
    A. Escherichia.
    B.  Staphylococcus.
    C.  Corynebacterium.
    D.  Micrococcus.
    E.  Candida.