Diastolic pressure, systolic and central venous pressure (cvp). what does it all mean?

Arteries and veins: Systolic pressure is the pressure in your artery during during cardiac contraction as blood rapidly flows into the arteries . It measures to certain degree the elasticity of the vessel . Diastolic pressure is the pressure after contraction when no active flow is going and measures the resting tone of the artery . CVP is the venous pressure closest to the heart or the vena cavae.