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PHTLS POST TEST 9TH QUESTIONS AND ANSWERS #19
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PHTLS POST TEST 9TH QUESTIONS AND ANSWERS #19The 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 Stab wound to the chest
Which of the following is the preferred site for needle decompression of a tension
pneumothorax?
- correct answer 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?
- correct answer 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?
- correct answer Hemothorax
Deterioration of ventilation and oxygenation after inflation of a PASG in a patient who
has sustained a high-pressure compression injury of the abdomen, such as a sudden
deceleration with the lap belt placed across the abdomen, most likely represents which
of the following - correct answer Ruptured diaphragm
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