TNCC Exam 8th Edition Study Questions & Answers: Latest Updated A+ Score Solution

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What is the effect of hypothermia on the oxyhemoglobin dissociation curve (Ans- Hemoglobin does not readily release oxygen for use by the tissues A shift to the left occurs in an environment of low me... tabolic demand (hypothermia, hypocapnia, alkalosis), increasing hemoglobin's affinity for oxygen. EMS arrives with the intoxicated driver of a car involved in a motor vehicle crash. EMS reports significant damage to the driver's side of the car. The patient is asking to have the cervical collar removed. When it is appropriate to remove the cervical collar? (Ans- After a physical examination if the patient has no radiologic abnormalities on CT A CT is recommended for spinal clearance in an impaired patient. The nurse is caring for a 120 kg male brought in after a warehouse fire and is calculating the patient's fluid resuscitation needs. He has painful red blistering to the entire surface of both upper extremities and superficial burns to the anterior chest. Using the modified Lund and Browder chart to calculate the total body surface area burned, how much IV fluid would be administered in the first 8 hours? (Ans- 2280 mL Both upper arms = 8%, both lower arms = 6%, and both hands = 5%, yielding 19 * 2 * 120 = 4560 mL. Half of the total is equal to 2280 mL. Superficial burns are not included in the TBSA calculation for fluid resuscitation. Which of the following is an expected finding in a patient with a tube thoracostomy connected to a chest drainage system (Ans- Fluctuation in the water seal chamber Fluctuation in the water seal chamber indicates the tube is placed correctly in the pleural space. .A 35-year-old male presents with facial trauma after being struck in the face with a baseball. A teardrop-shaped left pupil is noted on exam. What type of injury is suspected? (Ans- Globe rupture A teardrop-shaped pupil suggests a globe rupture. .A patient with a complete spinal cord injury in neurogenic shock will demonstrate hypotension and which other clinical signs? (Ans- Bradycardia and absent motor function below the level of injury Patients with a complete spinal cord injury will have absent motor function below the level of the lesion. They become hypotensive and bradycardic due to loss of autonomic nervous system function. Which of the following patients warrants referral to a burn center? (Ans- A 52-year-old diabetic male with a partial-thickness burn to the left lower leg This patient has a 7% TBSA burn with a preexisting medical history that could complicate management, prolong recovery, or affect mortality. You are caring for a patient who was involved in a motor vehicle crash and is 32 weeks pregnant. Findings of your secondary survey include abdominal pain on palpation, fundal height at the costal margin, and some dark bloody show. Varying accelerations and decelerations are noted on cardiotocography. These findings are most consistent with which of the following? (Ans- Placental abruption The findings of abdominal pain, elevated fundal height, dark bloody show, and fetal distress are most consistent with placental abruption. [Show More]

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