Chapter 08: EPIDEMIOLOGICAL APPLICATIONS

Community Health Nursing Canada 2nd Edition By Stanhope

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Chapter 08: EPIDEMIOLOGICAL APPLICATIONS

 

Complete Chapter Questions With Answers

 

Sample Questions Are Posted Below

 

MULTIPLE CHOICE

 

  1. Epidemiology is a primary tool used by the nurse scientist for researching which of the following topics?
a. Locations where family violence is increasing
b. Contributing factors to childhood obesity
c. Morbidity statistics
d. Population characteristics for healthy older adults

 

 

ANS:  B

Epidemiology refers not only to epidemics of infections but also to other health-related events. Analytical epidemiology looks at the etiology (origins or causes) of a disease.

 

DIF:    Cognitive Level: Comprehension     REF:   p. 221             OBJ:   1

TOP:   CRNE Competency: Health and Wellness

 

  1. When doing which of the following activities does the community health nurse (CHN) act in the role of a nurse epidemiologist?
a. Eliciting the health history of a client presenting with an illness
b. Performing a physical assessment of an ill client
c. Providing treatment and health education to a client with a disease
d. Evaluating the number of clients presenting with similar diseases

 

 

ANS:  D

Epidemiology differs from clinical medicine, which focuses on the diagnosis and treatment of disease in individuals. Epidemiology investigates the distribution, or the patterns, of health events in populations and the determinants or the factors that influence those patterns.

 

DIF:    Cognitive Level: Comprehension     REF:   p. 221             OBJ:   2

TOP:   CRNE Competency: Health and Wellness

 

  1. During the years 2005 to 2010, in a particular district, 1,000 of 10,000 girls aged 16 to 18 years tested positive for a sexually transmitted infection (STI). Of the 1,000 diagnosed STIs, 300 were gonorrhea and 500 were Chlamydia. Which one of the following statements would the CHN recognize as being true?
a. The proportion of cases of gonorrhea to all STIs was 300:1300.
b. The proportion of cases of gonorrhea to Chlamydia was 300:500.
c. The proportion of STIs to the total population was 10 per 1,000.
d. The proportion of cases of gonorrhea to all STIs was 50%.

 

 

ANS:  C

In epidemiology, a proportion is a ratio in which the denominator includes the numerator. In public health statistics, if the proportion is small, we can express the number per 1,000.

 

DIF:    Cognitive Level: Analysis                REF:   p. 225             OBJ:   4

TOP:   CRNE Competency: Health and Wellness

 

  1. Which model best explains the reasons why homeless individuals are at increased risk of disease as a result of multiple agent, host, and environmental factors?
a. The web of causality
b. The epidemiological triangle
c. The levels of prevention
d. The Health Promotion Model

 

 

ANS:  A

The web of causality refers to the interrelationship of multiple factors that interact to influence health. The epidemiological triangle, by contrast, categorizes factors as agent, host, or environment but does not address the interactions of these factors. Levels of prevention are actions taken to improve health outcomes whereas health promotion addresses health improvement, not risk of disease.

 

DIF:    Cognitive Level: Comprehension     REF:   p. 232             OBJ:   6

TOP:    CRNE Competency: Health and Wellness

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