 For example, redness on the tip of the tongue might indicate heat in the Heart, while redness on the sides of the tongue might indicate a heat in the Liver.Pulse palpation involves measuring the pulse both at a superficial and at a deep level at three different locations on the radial artery ("Cun, Guan, Chi", located two fingerbreadths from the wrist crease, one fingerbreadth from the wrist crease, and right at the wrist crease, respectively, usually palpated with the index, middle and ring finger) of each arm, for a total of twelve pulses, all of which are thought to correspond with certain zàng-fŭ.The pulse is examined for several characteristics including rhythm, strength and volume, and described with qualities like "floating, slippery, bolstering-like, feeble, thready and quick"; each of these qualities indicate certain disease patterns.