Show speedometer on your Art arterbea erlea the speed with velch your blood moves oves through the arteries and veins la IB now regarded as an indication of the state of health under normal conditions it requires require 32 seconds for tile the blood to pass from one arm to the other and any delay in this Is regarded as an incipient of of circulation the facts are arc arTl arrive at by injecting a stain in one arm and watching for it its appearance in the blood es escaping capin from an incision in IM the ther arm |