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NR 507 PATHOPHYSIOLGY MIDTERM EXAM QUESTIONS WITH CORRECT ANSWERS
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NR 507 PATHOPHYSIOLGY MIDTERM EXAM QUESTIONS WITH CORRECT ANSWERS
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NR 507 PATHOPHYSIOLGY MIDTERM EXAMQUESTIONS WITH CORRECT ANSWERS
S1 - CORRECT ANSWER-First heart sound, closure of mital and tricuspid valves in systole
S2 - CORRECT ANSWER-Second heart sound, closure of aortic and pulmonica valves in diastole
Preload - CORRECT ANSWER-Diastolic filling with venous blood
Contractility - CORRECT ANSWER-Systolic ejection
Afterload - CORRECT ANSWER-Resistance to systolic ejection
Equation for cardiac output - CORRECT ANSWER-stroke volume x heart rate
Sustained tachycardia causes ___ - CORRECT ANSWER-Decreased stroke volume
Ischemia, acidosis and cardiomyopathy cause___ - CORRECT ANSWER-Decreased contractility
HTN, pulmonary disease and aortic valve damage cause ___ - CORRECT ANSWER-Increased
afterload
What is the most immediate effect on afterload? - CORRECT ANSWER-HTN
Hemorrhage and decreased volume decreases ___and ___ - CORRECT ANSWER-Preload and
afterload
NR 507 Pathophysiolgy Midterm exam questions with correct answers
, Increased preload increases ___ - CORRECT ANSWER-Stroke volume
Right sided HF is also called ___ - CORRECT ANSWER-Cor pulmonale
Cor pulmonale causes ___ and is caused by ___ - CORRECT ANSWER-Enlargement of RV,
pulmonary HTN from chronic lung disease
5 causes of lung disease leading to cor pulmonale? - CORRECT ANSWER-COPD, PE, pulmonary
fibrosis, OSA, myasthenia gravis, polio
4 causes of heart failure - CORRECT ANSWER-CAD, HTN, cardiomyopathy, faulty valves
4 events that lead to HF - CORRECT ANSWER-HTN, increased LV preload, increased LA preload,
pulmonary edema
Define ventilation - CORRECT ANSWER-The ability to inhale and exhale air
Define perfision - CORRECT ANSWER-The ability of lungs and tissues to perform gas exchange
Intrinsic asthma - CORRECT ANSWER-Internal trigger (anxiety)
Extrinsic asthma - CORRECT ANSWER-External trigger, allergic response mediated by IgE
Asthma s/s - CORRECT ANSWER-Wheezing, chest tightness, SOB
Asthma treatment - 3 classes/medications - CORRECT ANSWER-Beta 2 agonists-albuterol,
anticholinergics for bronchodilation-ipratropium, oral steroids to reduce inflammation-
prednisone
NR 507 Pathophysiolgy Midterm exam questions with correct answers
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