31) Which of the following statements about entrance and exit wounds is TRUE? A) Exit wounds are usually the size of the bullet’s profile. B) Entrance wounds most often appear as stellate. C) Cavitational wave energy is greatest at a bullet’s point of entrance. D) Only a thorough forensic examination by a qualified expert can determine with certainty whether a given wound is an entrance wound or an exit wound. 32) Which of the following organs would be most likely to be injured by a stab wound to the sixth intercostal space in the midaxillary line on the right side? A) Liver, bladder, kidney, small intestine B) Stomach, pancreas, lung C) Liver, diaphragm, lung, kidney D) Spleen, diaphragm, lung, kidney 33) Which of the following is best described as “the area of contused tissue resulting from penetrating trauma that may be slow to heal due to disrupted blood flow and tissue damage� A) Temporary cavity B) Zone of injury C) Zone of coagulation D) Permanent cavity 34) Penetrating trauma to the face can complicate airway management by which of the following mechanisms? A) Laryngotracheal edema B) Airway obstruction C) Destruction of anatomical landmarks D) B and C 35) The initial assessment of a patient with a gunshot wound to the chest should focus on detecting which of the following? A) Pancreatitis B) Tension pneumothorax C) Cardiac contusion D) Peritonitis 36) Which two factors related to kinetic energy proportionately affect the damage a projectile will do? A) Velocity and yaw B) Velocity and mass C) Mass and fragmentation D) Fragmentation and velocity 37) Which type of firearm usually limits trauma to direct injury? A) Hunting rifle B) Military rifle C) Automatic weapon D) Handgun 38) Your patient is a construction worker who fell 15 feet and has a 3-foot metal concrete reinforcement bar (rebar) impaled in his right thigh. Which of the following is the best action? A) Administer sodium bicarbonate to combat acidosis resulting from the destruction of muscle tissue. B) If the proper tools and personnel are present, have rescuers cut the rebar to a manageable length. C) If you can see both ends of the rebar, gently remove it and irrigate the wound with sterile saline. D) Transport the patient without attempting to shorten or remove the rebar. 39) Which of the following bullet characteristics would create the most damage? A) Lack of tumble B) A small profile C) A full metal jacket D) “Mushrooming†or flattening on impact 40) As the mass of an object increases, which of the following occurs? A) The maximum speed it can attain increases. B) The amount of energy decreases. C) The maximum speed it can attain decreases. D) The amount of energy increases.