Deck 7: Infectious Disease Epidemiology

Question 1

The combined genetic material of the microorganisms in a particular environment is referred to as the ________________.

A) Microclimate
B) Microenvironment
C) Microbiome
D) Microecosystem

Answer 1

C

Question 2

In the 2014 World Health Statistics report, which of the following diseases was noted as the world's fastest growing viral infection?

A) Chagas
B) Schistosomiasis
C) Rabies
D) Dengue

Answer 2

D

Question 3

The term ___________________ is sometimes used to include HIV, Ebola and other infectious diseases that have attained recognition or prominence in recent years.

A) Emerging infectious diseases
B) Upcoming infectious diseases
C) Novel infectious diseases
D) Newly recognized infectious diseases

Answer 3

A

Question 4

Infectious diseases occur as a result of an interaction among the agent, host organism, and the _________________.

A) Severity of the strain
B) Physical environment
C) Immune response
D) Type of strain

Question 5

The term ______________ is broadly used in reference to a physical, chemical, or biologic entity that can cause disease in an animal or a person.

A) Host
B) Microorganism
C) Agent
D) Disease

Question 6

Which of the following is an indicator of the severity of a disease and is defined as the proportion of cases of a disease that resulted in death?

A) Crude attack rate
B) Severity indicator
C) Case fatality rate
D) Fatality attack rate

Question 7

The occurrence of new cases of a disease in a population during a specified time period in excess of its usual occurrence is known as a(n) ______________.

A) Excess disease
B) Epidemic
C) Endemic
D) Frequency

Question 8

A ___________ is a person or animal in which an infectious agent harbors, grows and multiplies.

A) Subject
B) Patient
C) Host
D) Harbor

Question 9

A microorganism is ______________ if it is capable of being transmitted or passed from one host to another and can produce disease.

A) Transferable
B) Latent
C) Infectious
D) Replicable

Question 10

If a group of susceptible individuals contract a disease by simultaneously or at different times being exposed to the same source of infection, the outbreak is called a __________________.

A) Common source outbreak
B) Point source outbreak
C) Propagated outbreak
D) Herd outbreak

Question 11

The frequency of health-care associated infections in low-income countries is estimated to be 2-3 times greater than it is in developed countries.

Question 12

After 1980, infectious disease mortality in the United States decreased at a rate of 4.8% per year.

Question 13

A carrier of a disease may have no apparent symptoms of that disease.

Question 14

Pathogenicity refers to the ability of an organism to cause damage or disease in the host.

Question 15

Microbes use their hosts as _____________, or vehicles for transmission and transfer from one susceptible host to another.

Question 16

________________ is the proportion of individuals or subjects who became sick after being exposed to an infectious agent or pathogen.

Question 17

When a disease is constantly and continuously present in a specified geographic area, it is known as a disease ____________ to that area.

Question 18

Which of the following are among the five biggest killers in developing countries?

A) Stroke
B) Diarrheal diseases
C) Acute respiratory infections
D) Substance abuse

Question 19

An acute disease or disorder has which of the following characteristics?

A) Short duration
B) Slow progression
C) Long duration
D) Rapid onset

Question 20

Unscramble the letters to get the two words that refer to the requisite proportion of a population being resistant to a disease so as to prevent its continued propagation.
YMENMHTDIUIR