NR 503 MIDTERM CHAMBERLAIN MIDTERM EXAM QUESTIONS WITH CORRECT VERIFIED ANSWERS | 100% PASS (A+ CERTIFIED)

NR 503 MIDTERM CHAMBERLAIN MIDTERM EXAM QUESTIONS WITH CORRECT VERIFIED ANSWERS | 100% PASS (A+ CERTIFIED) 1. Epidemiology Correct Answer The study of disease distribution within populations and the risk factors that affect increases or decreases in distribution. 2. Population Health Correct Answer Focuses on risk, data, demographics and outcomes 3. Outcome Correct Answer The end result that follows an intervention 4. Aggregate/ population Correct Answer A group of persons who share one or more traits or characteristics without necessarily having had any direct social connection. Sub populations such as high risk subgroup 5. Community Correct Answer Composed of multiple aggregates 6. Data Correct Answer Compiled information 7. Prevalence Correct Answer Measures the existence of all current cases within a time frame Think: Prev-A-lence = ALL or (P)resence 8. Incidence Correct Answer Measures the appearance of new cases Think: What is "in" is "new" 9. Surveillance Correct Answer Is the ongoing, systematic collection, analysis, interpretation, and dissemination of health data to help guide public health decision making and action. 10. High Risk Correct Answer Increased chance of poor health outcome 11. Morbidity Correct Answer The presence of disease/illness in a population or aggregate Morbidity = disease The 2 primary measures are incidence and prevalence. 12. Mortality Correct Answer Related to the tracking of deaths within a population or aggregate Mortality = deaths 13. Primary Prevention Correct Answer The prevention of disease before it occurs Examples: Immunization. Healthy diet. Exercise. 14. Secondary Prevention Correct Answer Screening and diagnosis of disease Examples: Mammogram. Colonoscopy. Imaging (CT, X-ray, MRI). 15. Tertiary Prevention Correct Answer Consists of interventions aimed to facilitate the rehabilitation of the patient to the highest level of functioning while addressing the risk factors that could further result in the deterioration of the patient's health Examples: Cardiac or stroke rehabilitation programs. 16. Screening Tool Correct Answer Instruments with the goal of reducing and/or preventing morbidity and mortality. 17. Screening Test Correct Answer Detect early disease indicators or risk factors for disease in large numbers of apparently healthy individuals Results indicate a suspicion of disease Examples: pap smear, mammogram, colonoscopy, endoscopy, 18. Diagnostic Test Correct Answer Confirms the presence of disease. Typically used in a symptomatic individual to establish diagnosis, or asymptomatic individuals with a positive screening test Examples: biopsy, MRI, X-ray, nuclear medicine scan, CT scan 19. Validity Correct Answer The ability of that test to distinguish correctly who has a disease. Based on the specificity and sensitivity of the screening or diagnostic test 20. Internal Validity Correct Answer Depends mostly on how well a study is conducted. Does the study measure what it was supposed to measure? 21. External Validity Correct Answer How applicable the study findings are to the real world. Can the generalizability of the results be applied to other populations? 22. Specificity Correct Answer Ability of a test to correctly identify those who do not have the disease True negatives! 23. Sensitivity Correct Answer Ability of a test to correctly identify those who have a disease True positives! 24. Measures of Morbidity Correct Answer The two primary measures of morbidity are incidence and prevalence. 25. Measures of Frequency Correct Answer Incidence, prevalence, and mortality rates are three frequency