PHTLS Post test 9th Edition Exam Questions with Answers 2023 – Complete Solution

PHTLS Post test 9th Edition Exam Questions with Answers 2023 – Complete Solution. Which of the following is 100% accurate in verifying endotracheal tube placement? A. Pulse oximetry B. End-tidal capnometry C. Syringe aspiration D. None of the above: D. None of the above 13. When utilizing percutaneous transtracheal ventilation, the correct ration of lung inflation to lung inflation time, in seconds, is: A. 1:4 B. 1:5 C. 1:2 D. 2:2: A. 1:4 14. Which of the following is a possible complication of using a manually triggered oxygen powered device for ventilation? A. Gastric distention B. Pneumothorax C. Inability to feel lung compliance D. All of the above: D. All of the above 15. Which of the following procedures is considered an essential airway skill? 4 / 16 A. Needle cricothyroidotomy B. Endotracheal intubation C. Insertion of an oropharyngeal airway D. Retrograde endotracheal intubation: C. Insertion of an oropharyngeal airway 16. Pericardial tamponade is most likely to occur in which of the following situations? A. Stab wound to the chest B. Fall from a height C. Frontal impact vehicle crash D. Gunshot wound to the chest: A. Stab wound to the chest 17. Which of the following is the preferred site for needle decompression of a tension pneumothorax? A. 4th intercostal space, midclavicular line, just over the top of the 5th rib B. 4th intercostal space, midclavicular line, just below the 4th rib C. 2nd intercostal space, midclavicular line, just over top of the 3rd rib D. 2nd intercostal space, midclavicular line, just below the 2nd rib: C. 2nd intercostal space, midclavicular line, just over top of the 3rd rib 18. Which of the following is the mechanism by which pulmonary contusion interferes with oxygenation? A. Inability to generate negative intrapleural pressure B. Decrease in vital capacity due to collapse of the flail segment C. Increased intrathoracic pressure D. Blood and fluid in the alveoli and interstitial spaces of the lung: D. Blood and fluid in the alveoli and interstitial spaces of the lung 19. 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? A. Tension pneumothorax 5 / 16 B. Simple pneumothorax C. Pulmonary contusion D. Hemothorax: D. Hemothorax 20. 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 injuries? A. Abdominal aortic aneurysm B. Ruptured diaphragm C. Ruptured esophagus D. "Paper bag" syndrome of the lungs: B. Ruptured diaphragm 21. Which of the following is NOT a component of the Fick Principle? A. Adequate number of platelets in the blood B. Oxygenation of red blood cells C. Transportation of red blood cells to the tissues of the body D. Off-loading oxygen from the red blood cells to the tissues: A. Adequate number of platelets in the blood 22. One of the earliest signs of hypovolemic shock is: A. Hypotension B. Bradycardia C. Anxiety D. Reduced urine output: C. Anxiety 23. Which of the following characterizes the washout phase of shock? A. Systemic acidosis B. Localized tissue acidosis C. Edema D. Reduced capillary blood flow: A. Systemic acidosis 24. A trauma patient who has fallen 20 feet from an apartment balcony is alert with warm, dry, pink skin, with normal capillary refilling time to the lower extremities, and is hypotensive. The upper extremities are cool, pale and diaphoretic. Which of the following injuries should be suspected? A. Aortic dissection B. Liver laceration 6 / 16 C. Fractured pelvis D. Spinal cord injury: D. Spinal cord injury 25. Which of the following is a limitation of prehospital fluid resuscitation of the patient in hemorrhagic shock? A. Inability of fluids to carry oxygen B. Pulmonary edema C. Increased hemorrhage D. All of the above: D. All of the above 26. Which of the following statements regarding signs of intraabdominal injury is NOT true? A. Fresh blood in the abdominal cavity does not cause signs of peritonitis B. A significant amount of blood loss occurs before abdominal distention can be noticed C. Substantial intraabdominal hemorrhage always causes tenderness and abdominal rigidity D. Signs and symptoms of shock greater than can be explained by other injuries is a reliable indicator of intraabdominal injury: C. Substantial intraabdominal hemorrhage always causes tenderness and abdominal rigidity 27. Which of the following assessment techniques is least useful in the prehospital assessment of the patient with suspected intraabdominal trauma? A. Palpation B. Auscultation C. Inspection D. Scene assessment: B. Auscultation 28. Pregnant trauma patients should be placed on the left side because: A. This prevents seizures due to eclampsia B. This prevents abruption of the placenta C. This prevents compression of the vena cava D. This is the best way to auscultate fetal heart tones: C. This prevents compression of the vena cava 29. Survival of the fetus in a trauma situation is most dependent upon which of the following factors? A. Gestational age of the fetus 7 / 16 B. Prenatal care C. Immediate cesarean section D. Good resuscitation of the mother: D. Good resuscitation of the mother 30. A patient struck in the back of the head with a baseball bat may sustain a cerebral contusion to which area of the brain? A. Frontal and occipital B. Occipital C. Parietal D. Frontal: B. Occipital (probably too low velocity for Coup & Contre Coup) 31. In the context of the caring for an adult patient with traumatic brain injury who is deteriorating and exhibiting signs of herniation, hyperventilation means ventilating with a BVM and 100% oxygen at a rate of: A. 12 to 16 per minute B. 32 to 40 per minute C. 8 to 12 per minute D. 20 per minute: D. 20 32. In the United State, which of the following mechanisms most frequently causes spinal cord injury in adults? A. Shallow water diving B. Vehicle crashes