When pressure on the Median Nerve is removed, the symptoms go away and so does the threat of permanent nerve damage. The Median Nerve, runs right through the narrow passage known as the Carpal Tunnel at the base of the hand just beyond the wrists. The numbness and loss of feeling sensation is the bodyâs way of declaring itself injured and needing attention.
Ventricular diastole is the period during which the ventricles are filling and relaxing, while atrial diastole is the period during which the atria are relaxing. The term diastole originates from the Greek word Î´Î¹Î±ÏÏÎ¿Î»Î·, meaning dilation. Diastole is closely related to the phenomenon of recoil within ballistics.
The second stage, atrial systole , is when the atrium contracts, and blood flows from atrium to the ventricle. The third stage,  isovolumic contraction  is when the ventricles begin to contract, the AV and semilunar valves close, and there is no change in volume.he term systole is synonymous with contraction (movement or shortening) of a muscle. Electrical systole is the electrical activity that stimulates the cardiac muscle of the heart chambers to make them contract.