Exam 1 2026/2027 Expert
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*Chapter 1: Introduction to Pathophysiology*
Risk - ANSWER ✔✔Factor that when present increases the chance
of disease
Not stressors, but conditions or situations that increase the likelihood of
encountering a stressor
Prevalence - ANSWER ✔✔A measure of disease that allows us to
determine a person's likelihood of having a disease. Therefore, the
number of prevalent cases is the total number of cases of disease
,existing in a population. A prevalence rate is the total number of cases of
a disease existing in a population divided by the total population
Indicates how widespread the disease is
Incidence - ANSWER ✔✔A measure of disease that allows us to
determine a person's probability of being diagnosed with a disease
during a given period of time. Therefore, incidence is the number of
newly diagnosed cases of a disease. An incidence rate is the number of
new cases of a disease divided by the number of persons at risk for the
disease.
Conveys information about the risk of contracting the disease.
Ratio - ANSWER ✔✔The quantitative relation between two amounts
showing the number of times one value contains or is contained within
the other.
Primary Prevention - ANSWER ✔✔Altering susceptibility or reducing
exposure for susceptible persons
*Both illness and disease are absent
example: vaccinations, healthy lifestyles
,Secondary Prevention - ANSWER ✔✔Early detection, screening, and
management of disease
*Illness absent, disease present
example: screenings and testings
Tertiary Prevention - ANSWER ✔✔Rehabilitation, supportive care,
reducing disability, and restoring effective functioning
*Both illness and disease present
example: education
Epidemiology - ANSWER ✔✔study of the patterns of disease
involving populations; examining the occurrence, incidence, prevalence,
transmission, and distribution of diseases in large groups of
populations/people
Endemic - ANSWER ✔✔A disease theat is native to a local region
Epidemic - ANSWER ✔✔When a disease is disseninated to many
individals at the same time
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, (spread to many people at the same time)
Pandemic - ANSWER ✔✔Epidemics that affect large geographic
regions, perhaps spreading worldwide.
(spread to large geographic areas)
*Chapter 2: Homeostasis and Adaptive Responses to Stressors* -
ANSWER ✔✔
Homeostasis - ANSWER ✔✔A state of being in which all systems are
in balance around a articular ideal "set-point"
Exhausation - ANSWER ✔✔Point where body can no longer return to
homeostasis following a prolonged exposure to noxious agents
Allostatic Overload - ANSWER ✔✔"Cost" of body's organs and
tissues for an excessive or ineffectively regulated allostatic response;
effect of "wear and tear" on the body
Adaptation - ANSWER ✔✔Adaptation: biopsychosocial process of
change in response to new or altered circumstances, internal or external
in origin
Coping: behavioral adaptive response to a stressor using culturally
based coping mechanisms