The surname Murchison was first found in Inverness, where they held a family seat from very ancient times. They are believed to be descended from Murdoch, a natural son of Angus Mor of Islay of the Clan Donald.
Tunneling means that a wound has channels extending from the central injury into the surrounding tissue, such as muscle and skin. These tunnels inhibit the wound's healing rate, as the flesh is unable to maintain contact long enough for the mending process to initiate.
puncÂ·ture wound. a wound in which the opening is relatively small compared with the depth, as produced by a narrow pointed object. puncture wound. a traumatic injury caused by skin penetration by an object, such as a knife, nail, or slender fragment of metal, wood, glass, or other material. In such an injury to the eye, a lung, or a visceral organ, the object or implement is not removed until the person has been transported to a medical facility.