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WorksheetsUnit 7 Communicable Diseases Quiz
Total questions: 45
Worksheet time: 23mins
What is a communicable disease?
A disease caused by genetic mutations
A disease caused by an infectious agent or its toxins
A disease caused by nutritional deficiencies
A disease caused by environmental pollution
How can communicable diseases be transmitted?
Through direct or indirect transmission from an infected individual
Only through direct contact with an infected individual
Only through contaminated food
Only through air
What are the challenges mentioned in the context of communicable diseases?
Emergence of new pathogens
Reemergence of old pathogens
Appearance of drug-resistant pathogens
All of the above
Which of the following is a vectorborne infection?
Influenza
Lyme disease
Tuberculosis
Measles
Which disease is associated with mosquitoes and is increasing in prevalence?
Chickenpox
Rocky Mountain spotted fever
St. Louis encephalitis
Common cold
Which of the following diseases is NOT vectorborne?
West Nile Encephalitis
Zika
Malaria
Diabetes
Which of the following is a priority topic for improved health according to Healthy People 2020?
Nutrition and diet
Immunization and infectious disease
Mental health awareness
Environmental health
Which of the following is a biological and epidemiological principle related to infection?
Single causation
Multicausation
Random occurrence
Spontaneous generation
What does the spectrum of infection refer to in the context of infectious diseases?
The range of symptoms
The variety of pathogens
The stages of infection
The types of vaccines
What does the term "multicausal" refer to in the context of disease etiology?
Disease caused by a single factor
Disease caused by multiple factors
Disease with no known cause
Disease that is easily preventable
Which of the following is NOT a factor in the interaction that results in infectious disease?
Host (human)
Infectious agent
Environment
Diet
Which of the following statements is true regarding the spectrum of infection?
All contact with an infectious agent leads to an infectious disease.
Not all infections lead to an infectious disease.
Every infection results in a communicable disease.
Subclinical infections are always symptomatic.
Which term refers to diseases that can be transmitted from one person to another?
Subclinical infection
Communicable disease
Case
Carrier
What is the role of a carrier in the context of infectious diseases?
A person who is immune to all infections.
A person who transmits the disease without showing symptoms.
A person who is always symptomatic.
A person who cannot transmit the disease.
What is the period called when the disease is present in the host but symptoms are not yet visible?
Communicability period
Latent period
Symptoms of disease
Infection patent
During which period is the infectious agent being shed?
Incubation period
Latent period
Communicability period
Infection latent
What is the definition of "Endemic" in terms of disease occurrence?
A disease that occurs sporadically
A disease that occurs at a consistent, expected level in a geographic area
A disease that is eradicated
A disease that is newly emerging
How is an "Outbreak" characterized in the context of infectious diseases?
A consistent occurrence of a disease
An unexpected occurrence of an infectious disease in a limited geographic area during a limited period of time
A worldwide spread of a disease
A seasonal occurrence of a disease
What does "Pandemic" mean in the context of disease occurrence?
A disease that affects only animals
A disease that is limited to a small community
A steady occurrence of a disease over a large geographic area or worldwide
A disease that is only found in tropical regions
Which of the following is NOT one of the six links in the chain of transmission?
Infectious agents
Reservoirs
Vaccination
Portals of exit
What is the term used for the place where infectious agents live and multiply?
Portals of exit
Reservoirs
Host susceptibility
Modes of transmission
Which link in the chain of transmission involves the method by which an infectious agent is transferred from one host to another?
Portals of exit
Modes of transmission
Host susceptibility
Port of entry
What does 'host susceptibility' refer to in the chain of transmission?
The ability of the host to resist infection
The method of transmission
The exit point of the pathogen
The place where the pathogen lives
What is considered a susceptible host in the chain of infection?
Babies and children
Healthy adults
Vaccinated individuals
People with strong immune systems
What is an example of indirect transmission?
Direct contact
Vectors
Sneezing
Handshaking
What are fomites?
Living organisms that transmit diseases
Inanimate objects that act as transport agents for microbes
Microorganisms causing infections
Protective barriers against infections
Which of the following is NOT a method mentioned for breaking the chain of transmission?
Controlling the agent
Eradicating the nonhuman reservoir
Increasing population density
Controlling the portals of exit and entry
What type of immunity is acquired through exposure to a disease or through vaccination?
Natural immunity
Acquired immunity
Passive immunity
Herd immunity
Which term describes the failure of a vaccine to provide immunity after the initial dose?
Secondary vaccine failure
Herd immunity
Primary vaccine failure
Natural immunity
What is the term for immunity that occurs when a large portion of a community becomes immune to a disease?
Passive immunity
Herd immunity
Active immunity
Natural immunity
Which type of immunity is passed from mother to child through breast milk?
Active immunity
Acquired immunity
Passive immunity
Herd immunity
What is the goal of disease control in public health?
To completely eliminate a disease worldwide
To reduce the incidence or prevalence of a disease
To increase the spread of a disease
To ignore the disease
What does disease elimination involve?
Increasing the prevalence of a disease
Controlling a disease within a specified geographic area
Ignoring the disease
Spreading the disease to new areas
What is the definition of disease eradication?
Reducing the worldwide incidence of a disease to zero
Increasing the incidence of a disease
Ignoring the disease
Spreading the disease intentionally
Which of the following is a method used to define and classify communicable diseases?
Genetic typing
Symptom analysis
Patient interviews
Environmental studies
What type of case is confirmed through laboratory tests?
Probable cases
Laboratory-confirmed cases
Clinically compatible cases
Epidemiologically linked cases
What does the CDC monitor in the United States?
Non-communicable diseases
Communicable diseases
Environmental hazards
Dietary habits
Where does the CDC publish the weekly list of notifiable diseases?
Journal of Public Health
Health and Wellness Weekly
Morbidity and Mortality Weekly Report (MMWR)
National Health Bulletin
What is an example of natural active immunity?
Acquiring measles
Infant born with temporary antibodies to measles
Tetanus vaccine
Injection of tetanus antitoxin
How is natural passive immunity acquired?
Inoculation of antigen
Natural contact with antibody transplacentally
Injection of antitoxin
Natural infection with antigen
What is the duration of resistance for artificial passive immunity?
Permanent
Temporary
May be temporary or permanent
Lifetime
Which type of immunity involves the inoculation of antigen?
Natural active
Natural passive
Artificial active
Artificial passive
What is herd immunity?
A state where everyone is immune to an infectious agent.
A state where a certain proportion of the population is immune, protecting those who are not.
A state where no one is immune to an infectious agent.
A state where only children are immune to an infectious agent.
What proportion of the population is generally considered necessary for herd immunity?
50%
60%
80%
90%
What happens to an organism if there is no susceptible population to infect?
It thrives and multiplies.
It becomes more infectious.
It will be unable to live.
It becomes less harmful.
