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Questions and Answers
Which model proposed in the text consists of an agent, host, and environment?
Which model proposed in the text consists of an agent, host, and environment?
- Epidemiologic triad (correct)
- Causal Pie Model
- BEINGS model
- Web of causation
What is an example of a social and psychologic stressor that could be part of the agent in the Epidemiologic Triad model?
What is an example of a social and psychologic stressor that could be part of the agent in the Epidemiologic Triad model?
- Dust
- Socioeconomic issues (correct)
- Bacteria
- Chemical toxins
What term is used in the text to describe extrinsic factors that affect the agent and the opportunity for exposure?
What term is used in the text to describe extrinsic factors that affect the agent and the opportunity for exposure?
- Agent
- Host
- Environment (correct)
- Vector
Which of the following is NOT a type of agent mentioned in the Epidemiologic Triad model?
Which of the following is NOT a type of agent mentioned in the Epidemiologic Triad model?
What brings the host and agent together in the Epidemiologic Triad model?
What brings the host and agent together in the Epidemiologic Triad model?
What is described as an effective transmitter of diseases in the text?
What is described as an effective transmitter of diseases in the text?
How do influenza viruses primarily exit the host?
How do influenza viruses primarily exit the host?
Which mode of transmission involves large, short-ranged aerosol spray?
Which mode of transmission involves large, short-ranged aerosol spray?
Which portal of entry provides access to tissues for pathogen multiplication?
Which portal of entry provides access to tissues for pathogen multiplication?
What kind of contact involves kissing and sexual intercourse?
What kind of contact involves kissing and sexual intercourse?
Which of the following agents do not multiply or undergo physiologic changes in the biological host?
Which of the following agents do not multiply or undergo physiologic changes in the biological host?
What is the primary natural reservoir for rabies?
What is the primary natural reservoir for rabies?
What type of carrier is capable of transmitting the disease before showing clinical symptoms?
What type of carrier is capable of transmitting the disease before showing clinical symptoms?
What term is used to describe a person who has a condition but shows no signs or symptoms?
What term is used to describe a person who has a condition but shows no signs or symptoms?
In the chain of infection, what is the term used for the habitat where an infectious agent normally lives, grows, and multiplies?
In the chain of infection, what is the term used for the habitat where an infectious agent normally lives, grows, and multiplies?
Which type of human reservoir is capable of transmitting disease after their clinical state is resolved?
Which type of human reservoir is capable of transmitting disease after their clinical state is resolved?
Based on the epidemiologic triad, when is a disease transmitted?
Based on the epidemiologic triad, when is a disease transmitted?
What type of carrier continues to harbor the infectious agent for an extended period following initial infection?
What type of carrier continues to harbor the infectious agent for an extended period following initial infection?
What is the final link in the chain of infection?
What is the final link in the chain of infection?
Which of the following is NOT considered a protective factor against infections?
Which of the following is NOT considered a protective factor against infections?
What type of immunity involves antibodies acquired from mother or through injections?
What type of immunity involves antibodies acquired from mother or through injections?
What is the term for infections acquired in hospitals or healthcare facilities?
What is the term for infections acquired in hospitals or healthcare facilities?
Which of the following is a leading cause of nosocomial infections?
Which of the following is a leading cause of nosocomial infections?
What is a key role of nurses in preventing nosocomial infections?
What is a key role of nurses in preventing nosocomial infections?
What pattern of disease occurrence is characterized by a persistent high level of disease occurrence?
What pattern of disease occurrence is characterized by a persistent high level of disease occurrence?
In epidemic disease occurrence, what do epidemic curves depict?
In epidemic disease occurrence, what do epidemic curves depict?
How are epidemics classified based on the manner in which they spread?
How are epidemics classified based on the manner in which they spread?
What type of outbreak occurs when people are exposed in a group to a single noxious influence?
What type of outbreak occurs when people are exposed in a group to a single noxious influence?
What is the portal of exit for cholera bacteria according to the text?
What is the portal of exit for cholera bacteria according to the text?
Which mode of transmission involves suspended air particles carrying the agent?
Which mode of transmission involves suspended air particles carrying the agent?
What serves as the portal of entry for respiratory infections caused by influenza viruses?
What serves as the portal of entry for respiratory infections caused by influenza viruses?
In epidemiology, what is considered the natural habitat where an infectious agent usually grows and multiplies?
In epidemiology, what is considered the natural habitat where an infectious agent usually grows and multiplies?
Which of the following arthropods is mentioned in the text as a carrier capable of transmitting diseases mechanically?
Which of the following arthropods is mentioned in the text as a carrier capable of transmitting diseases mechanically?
What is a common way for microorganisms to exit the host body, according to the text?
What is a common way for microorganisms to exit the host body, according to the text?
In the causal pie model, what is the definition of a necessary cause?
In the causal pie model, what is the definition of a necessary cause?
Which model of disease causation addresses risk factors in the context of biologic, behavioral, environmental, and other factors?
Which model of disease causation addresses risk factors in the context of biologic, behavioral, environmental, and other factors?
What is a sufficient cause in the causal pie model?
What is a sufficient cause in the causal pie model?
What is typically targeted to prevent diseases in the web of causation model?
What is typically targeted to prevent diseases in the web of causation model?
Which concept from the causal pie model explains why biological factors have an effect on disease occurrence?
Which concept from the causal pie model explains why biological factors have an effect on disease occurrence?
What does the Beings Model of Disease Causation consider as factors affecting the cause of diseases?
What does the Beings Model of Disease Causation consider as factors affecting the cause of diseases?
What is the primary focus of the epidemiological approach mentioned in the text?
What is the primary focus of the epidemiological approach mentioned in the text?
What is the purpose of dividing the number of cases by an appropriate denominator in epidemiology?
What is the purpose of dividing the number of cases by an appropriate denominator in epidemiology?
In the epidemiological context, what does 'counting' refer to?
In the epidemiological context, what does 'counting' refer to?
What key step follows the practice of counting cases in the epidemiological approach outlined in the text?
What key step follows the practice of counting cases in the epidemiological approach outlined in the text?
What is one of the main objectives when describing cases according to time, place, and person in epidemiology?
What is one of the main objectives when describing cases according to time, place, and person in epidemiology?
Why is it important to establish case definitions in epidemiology?
Why is it important to establish case definitions in epidemiology?
What type of outbreak occurs when cases are continuously exposed over a period of days, weeks, or longer?
What type of outbreak occurs when cases are continuously exposed over a period of days, weeks, or longer?
Which pattern of disease occurrence is characterized by cases being intermittently exposed over a period of days, weeks, or longer?
Which pattern of disease occurrence is characterized by cases being intermittently exposed over a period of days, weeks, or longer?
In point break outbreak, what type of exposure leads to everyone who gets ill developing the disease in one incubation period?
In point break outbreak, what type of exposure leads to everyone who gets ill developing the disease in one incubation period?
Which type of outbreak does not have a common source and involves gradual increasing spread from person to person?
Which type of outbreak does not have a common source and involves gradual increasing spread from person to person?
What distinguishes the epidemic curve of a Point Source Outbreak from that of an Intermittent Outbreak?
What distinguishes the epidemic curve of a Point Source Outbreak from that of an Intermittent Outbreak?
Which type of outbreak involves a contaminant being emitted at intervals or arising from various sources?
Which type of outbreak involves a contaminant being emitted at intervals or arising from various sources?
What is the main purpose of mandatory reporting of notifiable diseases?
What is the main purpose of mandatory reporting of notifiable diseases?
What characterizes a mixed outbreak as mentioned in the text?
What characterizes a mixed outbreak as mentioned in the text?
What is the purpose of classifying diseases as Class 1 for notification within 24 hours?
What is the purpose of classifying diseases as Class 1 for notification within 24 hours?
What is the key characteristic of an epidemic curve depicting a propagated outbreak?
What is the key characteristic of an epidemic curve depicting a propagated outbreak?
What factor is necessary for zoonotic and vector-borne outbreaks to occur?
What factor is necessary for zoonotic and vector-borne outbreaks to occur?
What does the attack rate measure in an at-risk population?
What does the attack rate measure in an at-risk population?
How is the mode of transmission defined as when an agent is transmitted from reservoir to host by suspended air particles, inanimate objects, or animate intermediaries?
How is the mode of transmission defined as when an agent is transmitted from reservoir to host by suspended air particles, inanimate objects, or animate intermediaries?
What is a key factor that influences one's susceptibility to infections according to the text?
What is a key factor that influences one's susceptibility to infections according to the text?
What serves as the portal of exit for scabies mites according to the text?
What serves as the portal of exit for scabies mites according to the text?
Which of the following is an example of a specific acquired immunity mentioned in the text?
Which of the following is an example of a specific acquired immunity mentioned in the text?
Which of the following animals serves as a natural reservoir for anthrax according to the text?
Which of the following animals serves as a natural reservoir for anthrax according to the text?
What is the final step in breaking the chain of infection according to the text?
What is the final step in breaking the chain of infection according to the text?
What is characterized by the pathogen exiting the host through the respiratory tract?
What is characterized by the pathogen exiting the host through the respiratory tract?
What is a leading cause of nosocomial infections mentioned in the text?
What is a leading cause of nosocomial infections mentioned in the text?
Which mode of transmission involves large, short-ranged aerosol spray like sneezing, coughing, or talking?
Which mode of transmission involves large, short-ranged aerosol spray like sneezing, coughing, or talking?
What is one of the key roles of nurses in preventing nosocomial infections as stated in the text?
What is one of the key roles of nurses in preventing nosocomial infections as stated in the text?
What portals of entry provide access to tissues where an agent can multiply or a toxin can act according to the text?
What portals of entry provide access to tissues where an agent can multiply or a toxin can act according to the text?
Which type of immunity involves antibodies acquired from mother or through injections according to the text?
Which type of immunity involves antibodies acquired from mother or through injections according to the text?
What is the process in epidemiology that involves counting and describing cases in terms of time, place, and person?
What is the process in epidemiology that involves counting and describing cases in terms of time, place, and person?
In epidemiology, what is calculated by dividing the number of cases by an appropriate denominator?
In epidemiology, what is calculated by dividing the number of cases by an appropriate denominator?
What is the term for the systematic approach in epidemiology that involves defining cases and comparing rates over time or among different groups of people?
What is the term for the systematic approach in epidemiology that involves defining cases and comparing rates over time or among different groups of people?
What is the main purpose of establishing a case definition in epidemiology?
What is the main purpose of establishing a case definition in epidemiology?
What does the process of 'comparing' in epidemiology involve?
What does the process of 'comparing' in epidemiology involve?
Which term describes the process of dividing the number of cases by an appropriate denominator to calculate rates in epidemiology?
Which term describes the process of dividing the number of cases by an appropriate denominator to calculate rates in epidemiology?
What type of carrier is characterized as never showing symptoms during the time they are affected?
What type of carrier is characterized as never showing symptoms during the time they are affected?
Which reservoir includes humans, animals, and the environment?
Which reservoir includes humans, animals, and the environment?
Which mode of transmission involves an individual who continues to harbor an infectious agent for an extended period following initial infection?
Which mode of transmission involves an individual who continues to harbor an infectious agent for an extended period following initial infection?
In the epidemiologic triad, disease transmission occurs through a portal of exit from the reservoir/host, conveyed through some mode of transmission, and enters through a portal of entry to infect a susceptible host. What element of the triad denotes the mode of transmission?
In the epidemiologic triad, disease transmission occurs through a portal of exit from the reservoir/host, conveyed through some mode of transmission, and enters through a portal of entry to infect a susceptible host. What element of the triad denotes the mode of transmission?
Which type of outbreak involves the gradual increasing spread of a disease from person to person without a common source?
Which type of outbreak involves the gradual increasing spread of a disease from person to person without a common source?
What characterizes an individual as a 'carrier' in epidemiological terms?
What characterizes an individual as a 'carrier' in epidemiological terms?
What type of epidemic pattern is characterized by cases being continuously exposed over a period of days, weeks, or longer?
What type of epidemic pattern is characterized by cases being continuously exposed over a period of days, weeks, or longer?
Which type of outbreak involves a gradual increasing spread from person to person, usually by direct contact, and does not have a common source?
Which type of outbreak involves a gradual increasing spread from person to person, usually by direct contact, and does not have a common source?
In a Common Source Outbreak, which outbreak type shows an epidemic curve with a single steep upward slope and gradual downward slope?
In a Common Source Outbreak, which outbreak type shows an epidemic curve with a single steep upward slope and gradual downward slope?
Which type of outbreak is characterized by contaminant emission at intervals or arising from various sources?
Which type of outbreak is characterized by contaminant emission at intervals or arising from various sources?
What is the key feature that sets Propagated Outbreaks apart from other types of outbreaks discussed?
What is the key feature that sets Propagated Outbreaks apart from other types of outbreaks discussed?
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