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Micro Chapter 14
Test Description: Micro Chapter 14
Instructions: Answer all questions to get your test result.
1) Which of the following statements is TRUE?
A
Symbiosis always refers to different organisms living together and benefiting from each other.
B
Members of a symbiotic relationship cannot live without each other.
C
At least one member must benefit in a symbiotic relationship.
D
Both members are harmed in a symbiotic relationship.
2) A healthcare-associated infection (traditionally known as a nosocomial infection) is
A
only a result of surgery.
B
acquired during the course of hospitalization.
C
always caused by medical personnel.
D
always present, but is inapparent at the time of hospitalization.
3) Which of the following diseases is NOT spread by droplet infection?
A
the common cold
B
tuberculosis
C
botulism
D
measles
4) Which of the following definitions is INCORRECT?
A
incidence: number of new cases of a disease
B
endemic: a disease that is constantly present in a population
C
pandemic: a disease that affects a large number of people in the world in a short time
D
epidemic: a disease that is constantly present across the world
5) The rise in herd immunity amongst a population can usually be directly attributed to
A
increased use of antibiotics
B
improved handwashing.
C
antibiotic-resistant microorganisms.
D
vaccinations.
6) Which one of the following does NOT contribute to the incidence of healthcare-associated infections?
A
gram-negative cell walls
B
lack of disinfecting surfaces
C
lack of handwashing
D
lapse in aseptic techniques
7) Which of the following is a fomite?
A
insects
B
a hypodermic needle
C
droplets from a sneeze
D
water
8) Which of the following definitions is INCORRECT?
A
primary infection: an initial illness
B
acute: a short-lasting primary infection
C
chronic: a disease that develops slowly and lasts for months
D
secondary infection: a long-lasting illness
9) The science that deals with when diseases occur and how they are transmitted is called
A
public health.
B
epidemiology.
C
ecology.
D
morbidity and mortality.
10) A cold transmitted by a facial tissue is an example of
A
direct contact.
B
droplet transmission
C
fomite.
D
vector.
11) A disease in which the causative agent remains inactive for a time before producing symptoms is referred to as
A
acute
B
latent.
C
zoonotic
D
subacute.
12) In which of the following patterns of disease does the patient experience no signs or symptoms?
A
incubation
B
convalescence
C
prodromol
D
Both incubation and convalescence
13) A burn patient is one example of a compromised host.
A
True
B
False
14) This term refers to a change in a state of health away from the norm
A
Disease
B
Epidemiology
C
Pathogen
D
Infection
15) This is how the disease develops
A
infection
B
pathology
C
etiology
D
pathogenesis
16) Koch's postulates include all of the following except:
A
Inoculation of the isolate into a susceptible experimental animal will produce the disease
B
This microorganism can be isolated from specimens associated with the given disease
C
The organism can subsequently be recovered from an experimentally infected animal
D
The isolated organism, when injected into a human host, will produce the disease
*select an answer for all questions
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