Preload is closely related to the following:Question 8Select one:a.None of the aboveb.End Systolic Volumec.Afterloadd.End Diastolic Volume

What is preload?Multiple ChoiceAmount of blood pumped by each ventricle during each cardiac cycleThe amount of fluid leaking from capillaries, diminishing blood volumeAmount of stretch of myocardial cells prior to contractionPressure in arteries, against which the heart is pumping blood

The resistance the ventricles must overcome to push blood into circulation is:Question 6Select one:a.Preloadb.End Systolic Volumec.Afterloadd.End Diastolic Volume

Afterload is the pressure threshold that must be exceeded to open _______.Question 2Select one:A.the aortic semilunar valveB.the tricuspid valveC.the aortic semilunar valve and the pulmonary semilunar valveD.the pulmonary semilunar valve and the tricuspid valveE.the pulmonary semilunar valve

An increase in venous return _______.Question 8Select one:A.results in decreased preloadB.occurs with severe blood lossC.decreases EDVD.occurs during exercise

Which of the following blood pressures is considered prehypertension?Multiple Choice130 mm Hg over 85 mm Hg118 mm Hg over 82 mg Hg142 mm Hg over 95 mm Hg145 mm Hg over 105 mm Hg