• heart
  • Acting as a pump each contraction of the heart ejects into the aorta about 60 cc. of blood which produces a wave of blood through the arterial system. (google.ca)
  • Diastole is the period of relaxation of the heart when the heart iills with blood. (google.ca)
  • that is Ia point of minimal pressure coinciding with the resting phase or diastolic phase of the heart. (google.ca)
  • 1) The pumping -action of the heart forces blood into the arterial system. (google.ca)