Ch. 1 & 2 Quiz Flashcards
What is Pathophysiology?
Involves the study of functional or physiologic changes in the body that result from disease processes.
What is Homeostasis?
a relatively stable or constant environment in the body, including blood pressure, temperature, and pH, maintained by the various control mechanisms.
What does gross mean?
visually view by the naked eye.
What does microscopic mean?
visible only when magnified by lenses in a microscope.
What is a biopsy?
Excision of very small amounts of living tissue, surgical specimens. Establishing the cause of disease (pathology reports).
What is an autopsy?
Examination after death.
What is a differential diagnosis?
identification of a specific disease through evaluation of signs and symptoms, laboratory tests.
What is Etiology?
Study of disease.
What does idiopathic mean?
when the cause of the disease is unknown.
What does iatrogenic mean?
condition caused by treatment of the disease
What is pathogenesis?
sequence of events leading from cause to biochemical, morphological (visible) and or functional abnormalities to manifestations of disease.
What does acute meant?
a disease that has rapid onset and relatively short duration. (strep throat)
What does chronic mean?
disease that lasts a long time often a lifetime ( COPD, Diabetes)
What is pathology?
study of disease
What is a disease?
a structural or functional change within the body judge to be abnormal (disorder, syndrome, BP= over 140/90 more than one reading in order to be hypertension)
What is mortality rate?
the number of deaths per 100,000 per year by a specific disease Example: Breast Cancer
What is incidence?
a measure of the number of newly diagnosed patients in a given time period usually a year.
What is prevalence?
number of persons with a given disease any one point in time
What is Leukocytosis?
increase of leukocytes (WBCs) in the blood
What is morbidity rate?
Frequency of disability within a population from a specific disease
What is necrosis?
death of cells or tissue in a localized area
What is ischemia?
localized hypoxia due to poor blood flow(holding back blood). decreased supply of oxygenated blood to a tissue or organ, due to circulatory obstruction
What is a nosocomial infection?
hospital acquired infection
What are signs and symptoms also known as?
manifestations
What are signs?
manifestations noted by observation ex: swelling, redness, fever, rash
What are symptoms?
subjective complaint so stated by the patient ex. Pain, dizziness, nausea
What is remission?
S&S goes away or lesson
What is exacerbation (relapse)?
S&S return and they may be worse
What is palliative care?
supportive care to make the patient comfortable
What is atrophy?
decrease in the size of cells, resulting in a reduced tissue mass. (wearing a cast)