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Cardiovasular

Cardiovascular

QuestionAnswer
ADRENERGIC ANTAGONISTS (blank)
BETA ADRENERGIC BLOCKER (blank)
ALPHA BLOCKADE (blank)
HEMODYNAMICS (blank)
CO= HR X SV CARDIAC OUTPUT= HEART RATE X STROKE VOLUME
CARDIAC OUTPUT (blank)
STROKE VOLUME (blank)
MYOCARDIAL CONTRACTILITY THE FORCE W/ WHICH THE VENTRICLES CONTRACT, DETERMINED BY THE DEGREE OF CARDIAC DILATION, DETERMINED BY VENOUS RETURN. CONTRACTILITY CAN INCREASE BY THE SYMPATHETIC NS, ACTING THRU BETA1-ADRENERGIC RECEPTORS IN THE MYOCARDIUM.
PRELOAD AMOUNT OF TENSION OR STRETCH APPLIED TO A MUSCLE PRIOR TO CONTRACTION. IN THE HEART, STRETCH IS DETERMINED BY VENTRICULAR FILLING PRESSURE, THE FORCE OF VENOUS RETURN. THE GREATER THE FILLING PRESSURE, THE GREATER THE VENTRICLES WILL STRETCH.
AFTERLOAD (blank)
Created by: emtypratt
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