BOOK4-CH3PhysicsofPenetraitingTrauma

BOOK4-CH3PhysicsofPenetraitingTrauma - Volume 4 Chapter 3...

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Volume 4 Chapter 3 Physics of Penetrating Trauma 1. Which of the following statements about stab wounds is true? a. The size and shape of the weapon allow precise prediction of the injury b. Damage must be anticipated in a cone shaped area proceeding inward and increasing in circumference from the point of entry c. The presence of defense wounds decreases the likelihood of trauma to the neck, thorax, and abdomen d. Stab wounds by female attackers are seldom lethal. 2. 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 amount of energy increases d. The maximum speed it can attain decreases 3. Which of the following statements about bullets is true? a. A high velocity bullet is three times less likely to do major harm b. The hunting rifle’s bullet is usually a lighter bullet, but it travels faster c. A small, light bullet does the most harm. d. The larger the bullet the smaller its engergy 4. Which of the following increases a bullets profile? a. Mushrooming on impact b. The use of rifiling in the barrel of the firearm c. Tumbling 180 degrees upon impact d. A and C 5. Your patient is a 60 yo male with a gunshot wound in the second intercostals space anteriorly on the left. You note that he has frothy blood coming from his mouth. For which of the following must you have the highest index of suspicion? a. Tension pneumothorax 6. The path a projectile follows during a flight is called its: a. Drag b. Trajectory c. Ballistics d. Cavity 7. Which of the following is true of shotgun ammunition? a. A shotgun may either fire one slug or use ammo with multiple pellets. 8. To gain an appreciation for the potential for trauma from high velocity projectiles, it is important to remember that the shock wave produced can exceed atmospheric pressure by up to ----- times.
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a. 100 9. Penetrating trauma to the face can complicate airway management by which of the following mechanisms? a. Larygotracheal edema b. Airway obstruction c. Destruction of anatomical landmarks d. B and C 10. The initial assessment of a patient with a gunshot wound to the chest should focus on detecting which of the following/ a. Peritonitis b. Tension pneumothorax c. Cardiac contusion d. Pancreatits 11. Which of the following is typical of the trajectory of a knife when a female assailant stabs someone/ a. The movement is downward as the assailant raises the knife and swings downward 12. Which of the following is true of the shock wave that accompanies high velocity penetrating trauma? a.
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BOOK4-CH3PhysicsofPenetraitingTrauma - Volume 4 Chapter 3...

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