<prompt> A shift of posture from supine to upright posture is associated with cardiovascular adjustments. Which of the following is NOT true in this context:Rise in central venous pressureRise in hea rate.Decrease in cardiac output.Decrease in stroke volume  <response>: A i.e. Rise in central venous pressure On assumption of erect posture, the force of gravity opposes the return of blood incentral venous pressureQ 