PHTLS Post Test 9th - Review of Correct Answers, Exams of Nursing

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PHTLS Post Test 9th – well answered questions The displacement of tissue away from the path of a projectile, both temporarily and permanently, is known as: - correct answer; Cavitation The single most important factor in determining the potential for injury due to energy exchange is: - correct answer; Velocity of the bodies involved In the management of shock, isotonic crystalloid solutions, such as Ringer's, are preferred because: - correct answer; These solutions will stay in the vascular space longer than water solutions, such as D5W With respect to the distance of a fall, which of the following is a guideline for determining a critical fall? - correct answer; 3 times the height of the patient The phase of an explosion, or blast, in which hollow organs are squeezed and may rupture is called the __________ phase. - correct answer; Primary phase During the primary survey and management of a trauma patient, the E in ABCDE stands for _________? - correct answer; Expose/Environment The time in which surgical intervention can make a difference in patient outcome is the __________? - correct answer; Golden period (hour) In the absence of extenuating circumstances, the maximum amount of time it should take to identify and manage immediate threats to life, prepare the patient for transport and begin transport is _________? - correct answer; 10 minutes In which of the following situations is the use of a short spinal immobilization device indicated? - correct answer; None of the above Your patient is a 32 year old man, restrained driver of a vehicle that has been involved in a frontal impact with a concrete bridge abutment. The patient is awake, but has difficulty answering questions due to shortness of breath. His ventilatory rate is 30 per minute. Of the following choices, when is the first time the patient's breath sounds should be checked? - correct answer; Prior to being removed from the vehicle Which of the following represents adequate spontaneous ventilation in an adult? - correct answer; Tidal volume 600 mL, ventilatory rate 12/minute Which of the following is 100% accurate in verifying endotracheal tube placement? - correct answer; None of the above When utilizing percutaneous transtracheal ventilation, the correct ration of lung inflation to lung inflation time, in seconds, is: - correct answer; 1:4 Which of the following is a possible complication of using a manually triggered oxygen powered device for ventilation? - correct answer; All of the above Which of the following procedures is considered an essential airway - correct answer; Insertion of an oropharyngeal airway Pericardial tamponade is most likely to occur in which of the following situations? - correct answer; 20 In the United State, which of the following mechanisms most frequently causes spinal cord injury in adults? - correct answer; Vehicle crashes Which of the following presentation indicate spinal cord injury? - correct answer; All of the above Of the following, which is the earliest indication of compartment syndrome? - correct answer; Tense swelling of the involved area A traction splint may be used for which of the following - correct answer; Femur fractures Which of the following descriptions meets the criteria for transport to a facility with a burn unit? - correct answer; A 25 year old male with an electrical burn across his chest The preferred method of dressing burns in the prehospital setting is: - correct answer; Dry sterile dressing In assessing the hypothermic patient in the prehospital setting, the most reliable indicator of the severity of hypothermia is: - correct answer; Rectal temperature In the normal child, which general statement is most accurate in comparison with the adult patient? - correct answer; Blood pressure is lower, heart rate is higher, and ventilatory rate is higher A patient who withdraws from painful stimuli, opens eyes on verbal command, and cannot speak because of intubation has a Glasgow Coma Scale of which of the following: - correct answer; 8T (E-3, V-T, M-4) The earliest site for intraosseous infusion is: - correct answer; Anterior tibia, just below the tibial tuberosity Which of the following behaviors is the most reliable indication of confusion in the elderly patient - correct answer; Inability to recall his/her name In the elderly trauma patient a high index of suspicion for shock should occur beginning when the systolic blood pressure is less than: - correct answer; C. 120 mmHg In an adult patient, blood loss into the tissue from a fractured femur may be as much as which of the following? - correct answer; 1000 2000 mL Delayed death due to trauma is usually a result of: - correct answer; Biochemical and pathophysiological effects of inadequate initial resuscitation A regional resource center with a full spectrum of trauma services from prevention to rehabilitation which serves as the leader in trauma care for a geographical region is - correct answer; Level I trauma center Which of the following patients is not indicated for spinal immobilization? - correct answer; Patient with a knife wound to the chest and a GCS of 15 The premise of PHTLS is that: - correct answer; EMTs are capable of sound patient care judgment, given an adequate knowledge base Which of the following warrants classification of a patient as a critical trauma patient? - correct answer; Preexisting major medical problem Which of the following is the foundation of effective trauma care? - correct answer; The ability to quickly locate and manage life-threatening and potentially life- threatening injuries You arrive at the scene of a motor vehicle collision in which a vehicle struck a tree. Which is the best indicator of potential injury? - correct answer; Speed of the vehicle The potential for death or serious injury is greatest in which of the following motor vehicle collisions? - correct answer; Ejection from vehicle Bilateral femur fractures are most often associated with which type of motorcycle crash? - correct answer; Head-on impact Which is the preferred fluid for resuscitation of hemorrhagic shock in the prehospital setting? - correct answer; Lactated Ringer's Which is the most common cause of upper airway obstruction in the trauma patient? - correct answer; Tongue Which is the preferred adjunct device for verifying placement of an endotracheal tube in a patient with a perfusing rhythm? - correct answer; End-tidal CO2 monitoring (capnography) Which is the most important reason to maintain an open airway in the trauma - correct answer; Prevents hypoxemia and hypercarbia