Show sensitiveness to pain shown by experiments experiment the conventional insult of slapping an enemy on the cheek was not so badly chosen if the intention was to hurt him recent investigations of professor Uel nelll of florence italy have indicated for human cheeks and foreheads turn out to be the most sensitive parts of the body to pain least sensitive on the other hand band are the outer sides of the arms perhaps a consequence of the years of evolution during which the outer arm has been used habitually to ward on off blows or to protect more sensitive parts of the body the sense of pain in the skin Is not quite the same experts expert know as the sense of touch the touch sense Is tested by determining how bow close together two points like pin points may be and still be distinguished as two separate points instead of one sensitivity to pain on the other hand Is tested by the severity which a pin prick or a small pinch or a sharp blow must have in order to seem painful individuals vary in their sensitivity to pain professor finds just jus t as one individuals pain sense differs differ on different parts of his body contrary to the conventional idea that women form the more sensitive sex another conclusion from professor nellis tests Is 13 that women feel pain about one tenth less severely on the average than do men |