The anteroposterior full-spine films (Fig. 6.38) exhibit several lateral flexion-type subluxations (C-3) and a rotational type at the level of L5 (C-4). This patient presented with a history of acute pain in the left lateral rib cage about the level of the 3rd and 4th ribs.
paper burning is a chemical change. technically any chemical change is also a physical change, but not every physical change is a chemical change. It is a chemical change. When you burn paper, you see smoke and ash being formed, indicating a chemical change.
Types of burns. A burn injury is described based on its cause: thermal, chemical, electrical, radiation, smoke or inhalation, or frostbite. * Thermal burns result from contact with hot substances that cause cell injury by coagulation, including flame, hot liquids, hot solid objects, and steam.