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NURS 2063 PATHOPHYSIOLOGY FINAL EXAM STUDY GUIDE RASMUSSEN UNIVERSITY
Manifestations of asthma
✔✔wheezing, SOB, dyspnea, chest tightness, cough, tachypnea, anxiety
status asthmaticus-life threatening prolonged asthma attack not
responding to usual treatment
can lead to respiratory alkalosis and respiratory failure quickly
asthma treatments
✔✔inhaled and systemic corticosteroids, bronchodilaters, beta agonists,
nebs, leukotriene mediators, mast cell stabilizers, anticholinergics
Asthma treatment plan
RAAS system
✔✔renin-angiotensin-aldosterone system
BP falls, causes pathway
kidneys release Renin --> activating angiotensin I, which is then converted
to angiotensis II (a vasoconstrictor) and stimulating aldosterone secretion.
aldosterone (salt retention, increased blood volume, blood pressure rises)
afterload
✔✔pressure the LV must overcome to move blood into circulation
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