212 MEDICAL JURISPRUDENCE to the elasticity of the skin, although, it is sometimes larger as the weapon enlarges the wound, if it is withdrawn by lateral movements. Fig. 83.—Stab wound caused by an arrow piercing the chest. (From a photograph lent kindly by Dr. G. B. Sahay.) The 4gpth of a punctured wound is much larger than its length or width, and m&y be equal to, or less than, the length of the blade of the Fig. 85-A.—Wound of entrance. Fig, 84.—Dagger pierced on back. Note incised wound on right forearm—in self defence. (From a photograph lent kindly by Dr. H. >S. Mehta.) Fig. 55-B.—Wound of exit. Figs. 85-A & B.—Punctured wound perforating the chest caused by a dagger.