NSG 3480 - Exam 2 Questions with Complete Solutions
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Module
NSG 3480
Institution
NSG 3480
When outbreak of disease occurs, the nurse uses the three elements to inquiry to an explanation of disease. What is the model of investigation called? What are the 3 elements in the model? Correct Answer-The epidemiological triangle
Agent, host, and environment
What is the web of causation? Cor...
NSG 3480 - Exam 2 Questions with Complete Solutions
When outbreak of disease occurs, the nurse uses the three elements to inquiry to an explanation of disease. What is the model of investigation called? What are the 3 elements in the model? Correct Answer-The epidemiological triangle
Agent, host, and environment
What is the web of causation? Correct Answer-Illustrates the complexity
of relationships among causal variables of diseases
What is wheel model of epidemiology? Correct Answer-Multiple causes of host and environmental interactions for health problems and id's factors which are amenable to intervention
Dr. Snow gave an example of the epidemiological approach to solving when a disease began, what did he do? Correct Answer-He analyzed the distribution of person, place, and time with geographics/demographics sectors
How do we get morbidity rate along with incidence and prevalence rates? Correct Answer-1. Compare the current rate/previous rate of disease...
2. Incidence rate is the occurrence of new cases of a disease or condition
in a community over a given period.
3. Prevalence rate is the number of all cases of a specific disease or condition in a population Under analytic epidemiology, what is the difference between observational, cross sectional, retrospective and prospective studies? Correct Answer-1. Observational studies - observe disease rates in groups differentiated by exposure or experience, do not allow manipulation
2. Cross-sectional studies - examine relationships between potential causal factors and diseases at a specific time, can only make associations, impossible to make causal inferences bc they cannot establish temporal sequence of events
3. Retrospective studies - compare individuals with condition or disease and those who do not have it, data collection extends back in time
4. Prospective studies - monitor a group of disease-free individuals to determine whether or when a dz occurs
In decreasing global infections, what could be a low-cost strategy in treatment of disease? Correct Answer-Immunization is the most powerful and cost-effective strategy at our disposal for many infectious disease
What is the term: market-based healthcare system? (profit or not for profit) Correct Answer-More profit, creates more capital in treating disease, focuses on curative vs preventative factors
Do larger populations create problems? Correct Answer-Yes, they create
pressures along with overcrowding leads to pollution, stress, disease, and violence which leads to a barrier to economic growth
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