Show T THE KNOCK OUT BLOW effect produced by iho jolt on bo jaw all boxers know ane knock out blow on the point of the jaw and not a few have lively recollections of what it fecla like but probably not one in a hundred ba any idea why tte trick has such and to the performer tr valuable results accepted theory waa that the impact traveled direct through the socket of the jaw to the bony envelope of the brain which was stunned by tho shock hut mr J G duncanson writing in the british journal suggests another reason in the ear la a set of canals filled alth fluid and lined with a delicate arrangement ran gement of nerves ane action set up by the motion 0 this fluid on the nerves plays an all important part in the process of balancing the body A budden and violent rotation of the bead produces a correspondingly violent motion of the fluid the knock out blow planted a little to one side of the jaw in somewhat slanting direction causes just such a rotation the muscles which regulate the turning of the head being comparatively weak and the result Is a complete loss of the power ot balance nd generally of consciousness also |