RRT TMC Exam 160 QUESTIONS WITH COMPLETE SOLUTIONS

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RRT TMC Exam 160 QUESTIONS WITH COMPLETE SOLUTIONS 1 / 16 1. You are called to the emergency department to help care for a patient who was in a vehicle accident and has chest injuries including broken ribs. Crepitations are felt while palpitating the patient's neck. What is most likely the cause of this?: The patient's lung has an air leak 2. A forced expiratory measurement obtained after the administration of a bronchodilator shows an increase in FEV1 from 60% to 80% of predicted. This indicates a:: Reversible airway obstruction 3. During capnography monitoring of a mechanically ventilated patient, you note that the end-tidal PCO2 (PetCO2) has dropped to 0 mm Hg. This finding may indicate:: complete airway obstruction 4. An unconscious apneic patient with a full stomach cannot be orally intubated in the emergency room.Which of the following would your recommend be?: inserting an esophageal-tracheal combitube 5. While establishing initial ventilatory support settings for a new patient, the most important consideration is the:: patients size and clinical condition 6. A male patient has a lower than normal mixed venous O2 content.Which of the following is the most likely cause of this condition?: Fever (hyperthermia) 7. You are trying to wean an alert intubated patient off full ventilatory support using the CPAP protocol with 40% O2. Early in the initial effort her respiratory rate increases from 24 to 30/min and you start to observe some use of her accessory muscles while breathing. Which of the following would be your first action at this time?: apply 5-10 cm H20 pressure support 8. What is the approximate duration of flow of an oxygen E-cylinder at 1000 psi running at 4 L/min?: 70 minutes 9. While using a Yankauer device to suction an adult patient, you are unable to remove thick secretions. The regulator attached to the oropharyngeal suctioning device displays a reading of -70 mm Hg. Which of the following actions should you take at this time?: increase the suction pressure to -120 mm Hg 10. While setting up a 12-lead EKG on a patient, you are unable obtain any electrical signal. The batteries are fully charged and the device was able to power-on.The most likely cause of this problem is which of the following?: a missing lead 11. Which of the following imaging procedures is used to evaluate the arteries for abnormalities such as aneurysm, atherosclerosis, embolism, occlusion, stenosis, thrombosis, trauma, or vasculitis?: angiography

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