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NR 507 Pathophysiolgy Midterm Questions & Answers $10.99   Add to cart

Exam (elaborations)

NR 507 Pathophysiolgy Midterm Questions & Answers

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  • NR 507 Pathophysiolgy
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  • NR 507 Pathophysiolgy

S1 - ANSWERSFirst heart sound, closure of mital and tricuspid valves in systole S2 - ANSWERSSecond heart sound, closure of aortic and pulmonica valves in diastole Preload - ANSWERSDiastolic filling with venous blood Contractility - ANSWERSSystolic ejection Afterload - ANSWERSResistance ...

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  • November 25, 2024
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  • NR 507 Pathophysiolgy
  • NR 507 Pathophysiolgy
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NR 507 Pathophysiolgy Midterm
Questions & Answers
S1 - ANSWERSFirst heart sound, closure of mital and tricuspid valves in systole

S2 - ANSWERSSecond heart sound, closure of aortic and pulmonica valves in diastole

Preload - ANSWERSDiastolic filling with venous blood

Contractility - ANSWERSSystolic ejection

Afterload - ANSWERSResistance to systolic ejection

Equation for cardiac output - ANSWERSstroke volume x heart rate

Sustained tachycardia causes ___ - ANSWERSDecreased stroke volume

Ischemia, acidosis and cardiomyopathy cause___ - ANSWERSDecreased contractility

HTN, pulmonary disease and aortic valve damage cause ___ - ANSWERSIncreased
afterload

What is the most immediate effect on afterload? - ANSWERSHTN

Hemorrhage and decreased volume decreases ___and ___ - ANSWERSPreload and
afterload

Increased preload increases ___ - ANSWERSStroke volume

Right sided HF is also called ___ - ANSWERSCor pulmonale

Cor pulmonale causes ___ and is caused by ___ - ANSWERSEnlargement of RV,
pulmonary HTN from chronic lung disease

, 5 causes of lung disease leading to cor pulmonale? - ANSWERSCOPD, PE, pulmonary
fibrosis, OSA, myasthenia gravis, polio

4 causes of heart failure - ANSWERSCAD, HTN, cardiomyopathy, faulty valves

4 events that lead to HF - ANSWERSHTN, increased LV preload, increased LA preload,
pulmonary edema

Define ventilation - ANSWERSThe ability to inhale and exhale air

Define perfision - ANSWERSThe ability of lungs and tissues to perform gas exchange

Intrinsic asthma - ANSWERSInternal trigger (anxiety)

Extrinsic asthma - ANSWERSExternal trigger, allergic response mediated by IgE

Asthma s/s - ANSWERSWheezing, chest tightness, SOB

Asthma treatment - 3 classes/medications - ANSWERSBeta 2 agonists-albuterol,
anticholinergics for bronchodilation-ipratropium, oral steroids to reduce inflammation-
prednisone

Chronic bronchitis s/s - ANSWERSProductive cough, dyspnea, wheezing, rhonchi,
cyanosis

Where does damage occur in bronchitis? - ANSWERSAirway

What is the lamina propria? - ANSWERSThin connective tissue, forms moist
linings/mucous membranes

Where are inflammatory cells activated in chronic bronchitis? - ANSWERSLamina
propria

What plays a significant role in chronic brnonchitis development? - ANSWERSLamina
propria

What is a long term effect of COPD? (Blood) - ANSWERSSecondary polycythemia

S/S in polycythemia secondary to COPD - ANSWERSIncreased HCT by RBC
compensation, can lead to blood clot

What is a long term effect of COPD? (lungs) - ANSWERSAlveolar hyperinflation,
decreased ability to exhale, air trapping

Where is erythropoietin produced? - ANSWERSKidneys

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