Place a subjecta#39;s hand, dorsum uppermost, on a piece of blank paper and pencil outline his hand by tracing around fingers, thumb, and wrist. Accurately diagram both large and small veins of dorsum, fingers, and wrist in the figure, paying special attention to ... the vein with the index finger, he employs the thumb of his left hand to press the blood from the vein toward the subjecta#39;s heart, beginning ... Does blood flow back into the compressed vein as far as the compressing index finger?
|Title||:||Physiology: the Science of Function as Applied to the Human, with the Aid of Comparative and General Physiology|
|Author||:||Paul A. Harvey|