C HAPTER 29: E PIDEMIOLOGY
Test Bank for Brock Biology of Microorganism 16th Edition by Michael T.
Madigan
29.1 Multiple Choice Questions
1. A disease that is p resent in unusuall y high numbers throughout the world
is called a(n)
A) endemic.
B) epidemic.
C) sporadic.
D) pandemic.
2. A _________ is a disease that primaril y infects animals but can be
transmitted to humans.
A) nosocomial infection
B) zoonosis
C) vector infection
D) mudurane
3. Which of the following emergence factors has contributed to the
HIV/AIDS epidemic?
A) climate change
B) rapid pathogen adaptation and change
C) increasing travel to endemic areas
D) exotic pet and meat trade
, 4. Which stage of an acute infectious disease o ccurs between the time the
organism begins to grow in the host and the appearance of disease
s ymptoms?
A) acute period
B) decline period
C) infection
D) incubation period
5. A marked seasonality to a disease is often indicative of
A) certain modes of transmission.
B) the presence of carriers.
C) a zoonotic infection.
D) a bacterial disease.
6. Which group of organisms is difficult to control through immunization
because of their rapid and unpredictable genetic mutations?
A) vector-borne organisms
B) RNA viruses
C) Archaea
D) DNA viruses
7. Disease _________ is measured by the total number of new reported
disease cases within a population over a period of time.
A) incidence
B) frequency
C) morbidit y
D) prevalence
8. Influenza pandemics occur periodicall y due to characteristics of the
influenza virus. How did these characteristics, in this case of the H1N1
strain, contribute to the spread of the swine flu pandemic in 2009?
Test Bank for Brock Biology of Microorganism 16th Edition by Michael T.
Madigan
29.1 Multiple Choice Questions
1. A disease that is p resent in unusuall y high numbers throughout the world
is called a(n)
A) endemic.
B) epidemic.
C) sporadic.
D) pandemic.
2. A _________ is a disease that primaril y infects animals but can be
transmitted to humans.
A) nosocomial infection
B) zoonosis
C) vector infection
D) mudurane
3. Which of the following emergence factors has contributed to the
HIV/AIDS epidemic?
A) climate change
B) rapid pathogen adaptation and change
C) increasing travel to endemic areas
D) exotic pet and meat trade
, 4. Which stage of an acute infectious disease o ccurs between the time the
organism begins to grow in the host and the appearance of disease
s ymptoms?
A) acute period
B) decline period
C) infection
D) incubation period
5. A marked seasonality to a disease is often indicative of
A) certain modes of transmission.
B) the presence of carriers.
C) a zoonotic infection.
D) a bacterial disease.
6. Which group of organisms is difficult to control through immunization
because of their rapid and unpredictable genetic mutations?
A) vector-borne organisms
B) RNA viruses
C) Archaea
D) DNA viruses
7. Disease _________ is measured by the total number of new reported
disease cases within a population over a period of time.
A) incidence
B) frequency
C) morbidit y
D) prevalence
8. Influenza pandemics occur periodicall y due to characteristics of the
influenza virus. How did these characteristics, in this case of the H1N1
strain, contribute to the spread of the swine flu pandemic in 2009?
