From Wikipedia, the free encyclopedia. Interstitial fluid or tissue fluid is a solution that bathes and surrounds the tissue cells of multicellular animals. It is the main component of the extracellular fluid, which also includes plasma and transcellular fluid.The interstitial fluid is found in the interstices-the spaces between cells (also known as the tissue spaces).t is the main component of the extracellular fluid, which also includes plasma and transcellular fluid. The interstitial fluid is found in the interstices-the spaces between cells (also known as the tissue spaces).
Cardiac Preload. Preload can be defined as the initial stretching of the cardiac myocytes prior to contraction. Preload, therefore, is related to muscule sarcomere length.ardiac Preload. Preload can be defined as the initial stretching of the cardiac myocytes prior to contraction. Preload, therefore, is related to muscule sarcomere length.
Central venous pressure (CVP), also known as mean venous pressure (MVP) is the pressure of blood in the thoracic vena cava, near the right atrium of the heart.CVP reflects the amount of blood returning to the heart and the ability of the heart to pump the blood into the arterial system.entral venous pressure (CVP), also known as mean venous pressure (MVP) is the pressure of blood in the thoracic vena cava, near the right atrium of the heart.