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Patho Ch 26

TermDefinition
bronchodilation relaxation of smooth muscle in the bronchioles, widening the airway
endorphins morphine like substances produced in the body that block pain stimuli at sites in the brain and spinal cord
homeostasis relatively stable or constant environment in the body
lipolysis freeing of fatty acids to make energy available
maladaptive inappropriate or unhealthy
physiologic relating to physical changes
General adaptation syndrome Generalized or systemic response to change (stressor) internal or external
Distress If the person cannot cope with the stresser, harmful effects may result
Potential effects of prolonged or severe stress Acute renal failure, stress ulcers, infection, impaired healing, post dramatic stress disorder
Coping with stress Adequate rest, healthy diet, exercise, distracting activities, counseling, relaxation, imagery, biofeedback, methodical goal assessment
Alarm stage Body systems are mobilized
Resistant stage Hormones are elevated and essential body systems operate at peak performance
Exhaustion stage Body is unable to respond further or is damaged by increased demands
effects of epinephrine results in increased heart rate, force of heart contraction and blood pressure, bronchodilation, increased central nervous system stimulation, protein catabalism, glycogenolysis and gluconeogenesis that results in elevated blood sugars.
effects of norepinephrine results in peripheral vasoconstriction that results in elevated blood pressure and reduced blood flow to the kidneys and GI mucosa
effects of cortisol (glucocorticoids results in protein catabolism, gluconeogenesis that elevated blood sugar, delayed healing, decreased inflammatory and immune response as well as increased gastric secretion
aldosterone (mineral corticoid) results in retained sodium and water resulting in increased blood pressure and blood volume
antidiuretic hormone results in more water reabsorbed in the kidneys resulting in increased blood pressure and blood volume
Created by: boringjen
 

 



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