#1
Which of the following is NOT a mode of disease transmission?
Static transmission
ExplanationStatic transmission is not a recognized mode of disease transmission.
#2
What is the term for the number of new cases of a disease within a population during a specific time period?
Incidence
ExplanationIncidence measures the rate of occurrence of new cases of a disease within a population during a specified time period.
#3
What is herd immunity?
The immunity developed by a group of individuals
ExplanationHerd immunity refers to the protection against a particular disease that occurs when a high percentage of the population is immune.
#4
Which of the following is a common vector for the transmission of malaria?
Mosquito
ExplanationMosquitoes are the primary vector responsible for transmitting malaria to humans.
#5
What is the primary route of transmission for the Ebola virus?
Contact with infected bodily fluids
ExplanationEbola virus is primarily transmitted through direct contact with infected bodily fluids.
#6
Which of the following is an example of a zoonotic disease?
Rabies
ExplanationRabies is an example of a zoonotic disease, which is transmitted from animals to humans.
#7
What is R0 in epidemiology?
Reproduction number
ExplanationR0 represents the average number of secondary cases produced by a single primary case in a susceptible population.
#8
What does the basic reproduction number (R0) represent?
Average number of secondary cases produced by a single primary case in a susceptible population
ExplanationR0 represents the average number of secondary cases produced by a single primary case in a susceptible population.
#9
Which of the following statements about nosocomial infections is true?
They occur exclusively in healthcare settings
ExplanationNosocomial infections are infections acquired in hospitals or healthcare facilities.
#10
What is the difference between an epidemic and a pandemic?
Epidemics affect a larger number of people within a community or region, while pandemics affect a larger number of people globally
ExplanationEpidemics are outbreaks of a disease that spread rapidly and affect a larger number of people within a community or region, while pandemics affect a larger number of people globally.
#11
Which of the following is a measure of disease frequency?
Prevalence
ExplanationPrevalence measures the proportion of individuals in a population with a particular disease at a specific point in time.
#12
What is the purpose of serological surveys in epidemiology?
To assess the immunity status of a population
ExplanationSerological surveys are conducted to determine the presence of specific antibodies in a population, indicating immunity to certain diseases.
#13
What is the role of the Centers for Disease Control and Prevention (CDC) in disease surveillance?
To monitor and track the spread of diseases
ExplanationThe CDC is responsible for monitoring and tracking the spread of diseases to prevent outbreaks and protect public health.
#14
What is the difference between morbidity and mortality?
Morbidity refers to the rate of illness in a population, while mortality refers to the rate of death
ExplanationMorbidity refers to the rate of illness in a population, while mortality refers to the rate of death.
#15
What is the primary goal of disease surveillance?
To prevent the spread of infectious diseases
ExplanationThe primary goal of disease surveillance is to monitor and control the spread of infectious diseases to prevent outbreaks and protect public health.