intro to patho
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What is pathology?
study of disease
What is a condition having a defined collection of signs and symptoms but not necessarily due to the same agent?
What is the cause of diease?
What are signs?
objective evidence of disease
What are symptoms?
subjective evidence of disease
What are tests that a pt/ot puts pts through to diagnose a problem?
What is a diagnosis?
determination of type of diease or the cause
What is the comparison of similar diseases by examining all possibilites?
What is a treatment?
appropriate therapy for the condition
What are signs/circumstances which indicate a proper treatment?
What are contraindications?
signs/circumstances which indicate a treatment should be avoided
What is the amout/frequency for treatment of a disease?
What is a prognosis?
prediction of the progression of disease from onset to termination
What is the use of screening to avoid or minimize disease?
What are the 5 major causes of death in the US, in order?
- heart disease
- chronic lower respiratory diseases
- trauma accidents
What is the frequency of disability within a population?
how often you see a condition within a population
What is mortality rate?
- measure of the number of people dying in a given time period
- usually expressed as the number dying per 100,000 population per year
What is the mortality rate determinator?
# of persons dying per year/ # of persons in a population
What is the measure of the number of newly diagnosed patients in a given time (usually a year)?
What is the incidence rate determinator?
newly diagnosed causes per year/ number of persons in population
What are diseases initiated by?
injury- can be internal or external
What is a disease called that is caused from something outside the body?
What is a disease called that is initiated within the body?
What are the 3 exogenous injury types?
- physical injury
- microbiologic injury
- chemical injury
What are 4 examples of physical injury?
- radiation->sun->skin CA
- electrical burns
What are 3 examples of microbiologic injury?
What are 4 examples of chemical injury?
What are the 3 types of endogenous injury?
What are 2 examples of vascular injury?
- obstructive (CVA)
What are 2 examples of metabolic injury?
- abnormal metabolism
What are 2 types of immunologic injury?
What is an unknown etiology of a disease called?
What is a noscomial infection?
- comes from a hospital setting
What are predisposing factors that make a person more susceptible to disease?
- age (very young/old)
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