NUR 258 EXAM 1 Questions and Answers with
Complete Solution | Latest Update 2026
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Terms in this set (52)
Epidemiological Triad health status is determined by the interaction of
the characteristics of the host, agent, and
environment - not by one single factor
Host person, family, group of community whose health
status is a concern
Agent element or force that can initiate or perpetuate a
health problem in the proper conditions
Environment the context within which agent and host interact
Web of Causation describes multiple pathways and factors that
contribute to disease; helps to identify points for
intervention
, Core functions of PH -essential to the maintenenace of population-
based services, describes the public health
activities that all communities should untertake
-assessment
-policy development
-assurance
Social Ecological Model (SEM) -multiple determinants of health interact at
different levels to affect the health status of
individuals, population aggregates or
communities
-planning for change at the community level is
often based on a social ecological approach with
interventions as multiple levels
-individual > relationship > community > societal
Health Impact Pyramid -describes the impact of different types of public
health interventions and provides a framework to
improve health
-focus on lower levels of the pyramid tends to be
more effective because it reaches broader
segments of society and requires less individual
effort
Public Health Nursing Intervention describes the scope of public health nursing
Wheel practice by type of intervention and level of
practice (systems, community, individual/family),
rather than by the more traditional "site" of
service
Complete Solution | Latest Update 2026
Save
Terms in this set (52)
Epidemiological Triad health status is determined by the interaction of
the characteristics of the host, agent, and
environment - not by one single factor
Host person, family, group of community whose health
status is a concern
Agent element or force that can initiate or perpetuate a
health problem in the proper conditions
Environment the context within which agent and host interact
Web of Causation describes multiple pathways and factors that
contribute to disease; helps to identify points for
intervention
, Core functions of PH -essential to the maintenenace of population-
based services, describes the public health
activities that all communities should untertake
-assessment
-policy development
-assurance
Social Ecological Model (SEM) -multiple determinants of health interact at
different levels to affect the health status of
individuals, population aggregates or
communities
-planning for change at the community level is
often based on a social ecological approach with
interventions as multiple levels
-individual > relationship > community > societal
Health Impact Pyramid -describes the impact of different types of public
health interventions and provides a framework to
improve health
-focus on lower levels of the pyramid tends to be
more effective because it reaches broader
segments of society and requires less individual
effort
Public Health Nursing Intervention describes the scope of public health nursing
Wheel practice by type of intervention and level of
practice (systems, community, individual/family),
rather than by the more traditional "site" of
service
