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Systolic Function: Part I

Across
Relationship between afterload and myocardial shortening
Closure causes the second heart sound
Increase in ventricular pressure without change in volume
Calculated by subtracting the volume of the endocardial borders from the total ventricular volume
Normal range is 25-45%
The percentage of volume ejected from the ventricle during systole
Pumping portion of the cardiac cycle
The amount of blood pumped by the heart over an amount of time
Time from AV valve closure to semilunar valve closure
When is the left atrial pressure the lowest?
Down
Ventricular systole begins with the peak of the ______ on EKG
Normal rage is 55-65%
Outward motion of a ventricular segment in systole
Ventricular volume prior to contraction
1st half of systole
_____ curve demonstrates the relationship between preload and contractility
Increased LV mass and increased relative wall thickness
Diastolic contour abnormality and dyskinesis
Pressure that the ventricle has to overcome to initiate blood ejection
Increased LV mass with normal relative wall thickness
Valves that close at the end of systole
Closure causes the first heart sound
The force per unit area exerted on the myocardium