Health versus disease Flashcards
Physiology
the way in which a living organism or any of its components function
physiology depends on
normal structure and function
pathophysiology
study of the functional AND structural changes that occur in the body as a result of an injury, disorder or disease.
disease is a _______________________
deviation from or interruption of normal structure and/or function of 1+ or more cells, tissues, organs or organ systems within the body
What is an example of a disease with a specific known cause
influenza
what is an example of a disease with multiple possible causes
diabetes mellitus
what is an example of a disease with no known cause
narcolepsy
Syndrome
specific condition with recognizable and predictable parrern of signs and symptoms
what is an example of a syndrome with a known cause
down syndrome
what is an example of a syndrome that may have multiple possible causes
carpal tunnel syndrome
what is an example of a syndrome that has no known cause
irritable bowel syndrome
disease v syndrome
disease is an impaired function or structure and syndrome is a group of symptoms characterized by occurring together
Etiology is ________________ of a disease
etiology is a specific cause of a disease
multifactorial etiology is
multifactoral etiology is when multiple factors or events causes or contributes to a disease.
idiopathic etiology is when _______
idiopathic etiology is when there is no known etiology.
nosocomial etiology is
nosocomial etiology is when a disease is caused by exposure to a healthcare setting
Iatrogenic etiology is
latrogenic etiology is when a disease is caused by medical treatment
are diseases usually single factoral or multifactoral
multifactoral
__________ is how a disease process evolves
pathogenesis is how a disease process evolves
pathogenesis is ___________________
pathogenesis is how a disease process evolves
what is the difference between risk factors and precipitating factors
a risk factor causes a disease whereas a precipitating factors triggers a disease hat may not have been previously expressed
What is the difference between a sign and a symptom
a sign is observable by a clinician and measurable (objective) whereas a symptom is reported by the patient (subjective) and cannot be verified by a clinician.
Describe the difference between local and systemic manifestations of disease
local is contained in the general area of the site of disease process whereas systemic is present throughout the body and is not confined to one specific area
objective
we can measure and observe this attribute