PHTLS Post Test 9th Edition Question And Answers

PHTLS Post Test 9th Edition Question And Answers The displacement of tissue away from the path of a projectile, both temporarily and permanently, is known as: ​ - ANS Cavitation The single most important factor in determining the potential for injury due to energy exchange is: - ANS Velocity of the bodies involved In the management of shock, isotonic crystalloid solutions, such as Ringer's, are preferred because: ​ - ANS 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? ​ - ANS 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. ​ - ANS Primary phase During the primary survey and management of a trauma patient, the E in ABCDE stands for _________? ​ - ANS Expose/Environment The time in which surgical intervention can make a difference in patient outcome is the __________? ​ - ANS 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 _________? ​ - ANS 10 minutes In which of the following situations is the use of a short spinal immobilization device indicated? ​ - ANS 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? ​ - ANS Prior to being removed from the vehicle Which of the following represents adequate spontaneous ventilation in an adult? ​ - ANS Tidal volume 600 mL, ventilatory rate 12/minute Which of the following is 100% accurate in verifying endotracheal tube placement? ​ - ANS None of the above When utilizing percutaneous transtracheal ventilation, the correct ration of lung inflation to lung inflation time, in seconds, is: ​ - ANS 1:4 Which of the following is a possible complication of using a manually triggered oxygen powered device for ventilation? ​ - ANS All of the above Which of the following procedures is considered an essential airway - ANS Insertion of an oropharyngeal airway Pericardial tamponade is most likely to occur in which of the following situations? ​ - ANS Stab wound to the chest Which of the following is the preferred site for needle decompression of a tension pneumothorax? ​ - ANS 2nd intercostal space, midclavicular line, just over top of the 3rd rib Which of the following is the mechanism by which pulmonary contusion interferes with oxygenation? ​ - ANS Blood and fluid in the alveoli and interstitial spaces of the lung Your patient is a 55 year old male who was struck in the right side of the chest with a piece of steel pipe. He presents with uncooperative behavior, his skin is pale and moist, the ventilatory rate is 32, there is a weak radial pulse of 112, and breath sounds are decreased on the right side. The trachea is midline and jugular veins are flat while the patient is supine. There is isolated crepitus over the 4th and 5th ribs in the midaxillary line on the patient's right side. Based on the mechanism of injury and the assessment findings, which of the following is the most likely cause of the patient's signs and symptoms?