ATLS Pre-Test 2024 QUESTIONS AND ANSWERS

ATLS P re-Test 202 4 QUESTIONS AND ANSWERS A 22 -year -old man is hypotensive and tachycardic after a shotgun wound to the left shoulder. His blood pressure is initially 80/40 mm Hg. After initial fluid resuscitation his blood pressure increases to 122/84 mm Hg. His heart rate is now 100 beats per mi nute and his respiratory rate is 28 breaths per minute. A tube thoracostomy is performed for decreased left chest breath sounds with the return of a small amount of blood and no air leak. After chest tube insertion, the most appropriate next step is: - ANSWER>>>re -examine the chest A construction worker falls two stories from a building and sustains bilateral calcaneal fractures. In the emergency department, he is alert, vital signs are normal, and he is complaining of severe pain in both heels and his lower back. Lower extremity pul ses are strong and there is no other deformity. The suspected diagnosis is most likely to be confirmed by: - ANSWER>>>complete spine x -ray series Which of the following is true regarding the initial resuscitation of a trauma patient? - ANSWER>>>Evidence of improved perfusion after fluid resuscitation could include improvement in Glasgow Coma Scale score on reevaluation. In managing a patient with a severe traumatic brain injury, the most important initial step is to: - ANSWER>>>secure the airway A previously healthy, 70 -kg (154 -pound) man suffers an estimated acute blood loss of 2 liters. Which one of the following statements applies to this patient? - ANSWER>>>An ABG would demonstrate a base deficit between -6 and -10 mEq/L. The physiological hypervolemia of pregnancy has clinical significance in the management of the severely injured, gravid woman by: - ANSWER>>>increasing the volume of blood loss to produce maternal hypotension The best assessment of fluid resuscitation of the adult burn patient is: - ANSWER>>>urinary output of 0.5 mL/kg/hr The diagnosis of shock must include: - ANSWER>>>evidence of inadequate organ perfusion A 7-year -old boy is brought to the emergency department by his parents several minutes after he fell through a window. He is bleeding profusely from a 6 -cm wound of his medial right thigh. Immediate management of the wound should consist of: - ANSWER>>>dir ect pressure on the wound For the patient with severe traumatic brain injury, profound hypocarbia should be avoided to prevent: - ANSWER>>>cerebral vasoconstriction with diminished perfusion After being involved in a motor vehicle crash, a 25 -year -old man is brought to a hospital that has surgery capabilities available.. Computed tomography of the chest and abdomen shows an aortic injury and splenic laceration with free abdominal fluid. His bl ood pressure falls to 70 mm Hg after CT. The next step is: - ANSWER>>>perform an exploratory laparotomy Which one of the following statements regarding abdominal trauma in the pregnant patient is TRUE? - ANSWER>>>Leakage of amniotic fluid is an indication for hospital admission. The first maneuver to improve oxygenation after chest injury is: - ANSWER>>>administer supplemental oxygen A 25 -year -old man, injured in a motor vehicular crash, is admitted to the emergency department. His pupils react sluggishly and his eyes open to pressure. He does not follow commands, but he does moan periodically. His right arm is deformed and does not re spond to pressure; however, his left hand reaches purposefully toward the stimulus. Both legs are stiffly extended. His GCS score is: - ANSWER>>>9 A 20 -year -old woman who is at 32 weeks gestation, is stabbed in the upper right chest. In the emergency department, her blood pressure is 80/60 mm Hg. She is gasping for breath, extremely anxious, and yelling for help. Breath sounds are diminished in the r ight chest. The most appropriate first step is to: - ANSWER>>>perform needle or finger decompression of the right chest Which one of the following findings in an adult is most likely to require immediate management during the primary survey? - ANSWER>>>respiratory rate of 40 breaths per minute The most important, immediate step in the management of an open pneumothorax is: - ANSWER>>>placement of an occlusive dressing over the wound The following are contraindications for tetanus toxoid administration: - ANSWER>>>history of neurological reaction or severe hypersensitivity to the product A 56 -year -old man is thrown violently against the steering wheel of his truck during a motor vehicle crash. On arrival in the emergency department he is diaphoretic and complaining of chest pain. His blood pressure is 60/40 mm Hg and his respiratory rate i s 40 breaths per minute. Which of the following best differentiates cardiac tamponade from tension pneumothorax as the cause of his hypotension? - ANSWER>>>breath sounds Bronchial intubation of the right or left mainstem bronchus can easily occur during infant endotracheal intubation because: - ANSWER>>>The trachea is relatively short. A 23 -year -old man sustains 4 stab wounds to the upper right chest during an altercation and is brought by ambulance to a hospital that has full surgical capabilities. His wounds are all above the nipple. He is endotracheally intubated, closed tube thoracos tomy is performed, fluid resuscitation is initiated through 2 large -caliber IVs. FAST exam does not reveal intraabdominal injuries. His blood pressure now is 60/0