Atls Mcq- Questions&Answers Best For 2023

Absence of breath sounds and dullness to percussion over the left hemithorax are fmdings best explained by A: left hemothorax. cardiac contusion. left simple pneumothorax. left diaphragmatic rupture. right tension pneumothorax. Q: An electrician is electrocuted by a downed power line after a thunderstorm. He apparently made contact with the wire at the level of the right mid thigh. In the emergency department, his vital signs are normal and no dysrhythmia is noted on ECG. On examination, there is an exit wound on the bottom of the right foot. His urine is positive for blood by dip stick but no RBCs are seen microscopically. Initial management should include A: immediate angiography. aggressive fluid infusion. intravenous pyleography. debridement of necrotic muscle. admission to the intensive care unit for observation. Q: A 22-year-old man is brought to the hospital after crashing his motorcycle into a telephone pole. He is unconscious and in profound shock. He has no open wounds or obvious fractures. The cause of his shock is MOST LIKELY caused by A: a subdural hematoma. an epidural hematoma. a transected lumbar spinal cord. a transected cervical spinal cord. hemorrhage into the chest or abdomen. Q: A 42-year-old man, injured in a motor vehicle crash, suffers a closed head injury, multiple palpable left rib fractures, and bilateral femur fractures. He is intubated orotracheally without difficulty. Initially, his ventilations are easily assisted with a bag¬valve device. It becomes more difficult to ventilate the patient over the next 5 minutes, and his hemoglobin oxygen saturation level decreases from 98% to89 % . The most appropriate next step is to A: obtain a chest x-ray. decrease the tidal volume. auscultate the patient's chest. increase the rate of assisted ventilations. perform needle decompression of the left chest. Q: A 5-year-old boy is struck by an automobile and brought to the emergency department. He is lethargic, but withdraws purposefully from painful stimuli. His blood pressure is 90 mm Hg systolic, heart rate is 140 beats per minute, and his respiratory rate is 36 breaths per minute. The preferred route of venous access in this patient is A: percutaneous femoral vein cannulation cutdown on the saphenous vein at the ankle. intraosseous catheter placement in the proximal tibia. percutaneous peripheral veins in the upper extremities. central venous access via the subclavian or interna1 jugular vein Q: A 17-year-old helmeted motorcyclist is struck broadside by an automobile at an intersection. He is unconscious at the scene with a blood pressure of 140/90 mm Hg, heart rate of 90 beats per minute, and respiratory rate of 22 breaths per minute. His respirations are sonorous and deep. His GCS score is 6. Immobilization of the entire patient may include the use of all the following EXCEPT A: air splints. bolstering devices. a long spine board. a scoop-style stretcher. a semirigid cervical collar.