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PHTLS Pre & Post Test Questions With Correct Answers Latest Update 2023, Exams of Nursing

PHTLS Pre & Post Test Questions With Correct Answers Latest Update 2023

Typology: Exams

2022/2023

Available from 11/16/2023

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Download PHTLS Pre & Post Test Questions With Correct Answers Latest Update 2023 and more Exams Nursing in PDF only on Docsity! PHTLS Pre & Post Test Questions With Correct Answers Latest Update 2023 The displacement of tissue away from the path of a projectile, both temporarily and permanently, is known as: A. Conization B. Cavitation C. Crepitation D. Contusion The single most important factor in determining the potential for injury due to energy exchange is: A. Mass of the bodies involved B. Velocity of the bodies involved C. Density of the tissues involved D. Surface area of the impact involved In the management of shock, isotonic crystalloid solutions, such as Ringer's, are preferred because: A. The protein molecules in crystalloid solutions act as volume expanders B. These fluids draw interstitial fluid into the vascular space to enhance volume C. These solutions will stay in the vascular space longer than water solutions, such as D5W D. Their pH enhance oxygen delivery to the tissues With respect to the distance of a fall, which of the following is a guideline for determining a critical fall? A. 3 times the height of the patient 1 B. 2 times the height of the patient C. 5 times the height of the patient D. 1 ½ 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. A. Tertiary phase B. Quaternary phase C. Secondary phase D. Primary phase During the primary survey and management of a trauma patient, the E in ABCDE stands for ? A. Edema B. Eyes & ears C. Expose/Environment D. Electrical therapy The time in which surgical intervention can make a difference in patient outcome is the ? A. Golden period B. Golden time C. Golden era D. Golden minutes 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 ? A. 5 minutes 2 C. Insertion of an oropharyngeal airway D. Retrograde endotracheal intubation 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 5 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 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 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 B. Simple pneumothorax C. Pulmonary contusion D. 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 injuries? 6 A. Abdominal aortic aneurysm B. Ruptured diaphragm C. Ruptured esophagus D. "Paper bag" syndrome of the lungs 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 7 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 Survival of the fetus in a trauma situation is most dependent upon which of the following factors? A. Gestational age of the fetus B. Prenatal care C. Immediate cesarean section D. Good resuscitation of the mother 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 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 10 In the United State, which of the following mechanisms most frequently causes spinal cord injury in adults? A. Shallow water diving B. Vehicle crashes C. Falls D. Pedestrian struck by a vehicle Which of the following presentation indicate spinal cord injury? A. Complete loss of sensory and motor function below the site of injury 11 B. Weakness and parethesia in the upper extremities, but normal function in the lower extremities C. Complete loss of function on one side of the body and loss of pain and temperature sensation on the opposite side D. All of the above Of the following, which is the earliest indication of compartment syndrome? A. Paralysis of the affected muscles B. Loss of pulses C. Loss of feeling in the web space between the thumb and index finger or between the first and second toes D. Tense swelling of the involved area A traction splint may be used for which of the following injuries? A. Knee dislocation B. Pelvic fractures C. Femur fractures D. All of the above Which of the following descriptions meets the criteria for transport to a facility with a burn unit? A. A 49 year old female with a partial thickness burn from her elbow to her shoulder B. A 25 year old male with an electrical burn across his chest C. A 9 year old make with superficial burns on the backs of both legs D. A 32 year old female with a partial thickness burn about twice the size of her hand on her back The preferred method of dressing burns in the prehospital setting is: A. Dry sterile dressing B. Moist sterile dressing 12 B. 150 mmHg C. 120 mmHg D. 100 mmHg In an adult patient, blood loss into the tissue from a fractured femur may be as much as which of the following? A. 150 to 500 mL B. 500 to 1000 mL C. 1000 2000 mL D. 2500 to 5000 mL 15 Delayed death due to trauma is usually a result of: A. Biochemical and pathophysiological effects of inadequate initial resuscitation B. Acute circulatory failure C. Brain injury D. Acute hypoxia A regional resource center with a full spectrum of trauma services from prevention to rehabilitation which serves as the leader in trauma care for a geographical region is a: A. Level IV trauma center B. Level III trauma center C. Level II trauma center D. Level I trauma center Which of the following patients is not indicated for spinal immobilization? A. Intoxicated patient in a MVC B. Patient who fell 8 feet and lost consciousness C. Patient complaining of pain on palpation of the neck D. Patient with a knife wound to the chest and a GCS of 15 The premise of PHTLS is that: A. EMTs must treat all trauma patient based on protocols B. EMTs are capable of sound patient care judgment, given an adequate knowledge base C. EMTs must work only under on-line medical direction when caring for trauma patients D. EMTs are capable of working independently of medical direction - B. EMTs are capable of sound patient care judgment, given an adequate knowledge base Which of the following warrants classification of a patient as a critical trauma patient? 16 A. An extremity fracture B. Preexisting major medical problem C. Bleeding from the nose D. Deployment of air bags in a motor vehicle crash Which of the following is the foundation of effective trauma care? A. Protocols permitting invasive airway procedures B. The ability to administer large amounts of crystalloid fluids C. The ability to quickly locate and manage life-threatening and potentially life- threatening injuries D. Effective spinal immobilization skills 17 A) Prevents aspiration and pneumonia B) Prevents hypoxemia and hypercarbia C) Prevents snoring respirations D) Prevents the tongue from blocking the pharynx Essential airway skills include manual clearing of the airway, manual maneuvers, suctioning and which of the following? A) Dual lumen airway B) Endotracheal intubation C) Laryngeal mask airway D) Oropharyngeal airway Your patient is a middle aged male who crashed his motorcycle. He is unresponsive. After opening the airway using a modified jaw thrust, you note the patient has respirations at a rate of 6. Auscultation reveals breath sounds are absent on the left side. Which of the following is the most appropriate next intervention? A) Apply a non-rebreather mask B) Begin ventilation with a BVM C) Insert an endotracheal tube D) Perform a needle decompression Which best describes shock? A) Decreased Glasgow Coma Scale (GCS) B) Flushed, dry, hot skin combined with bradycardia C) Generalized inadequate tissue perfusion D) Low blood pressure combined with tachycardia Your patient has a deep laceration to his antecubital fossa with significant bleeding. What is the most appropriate initial action? 20 A) Apply a tourniquet B) Apply direct pressure C) Initiate rapid transport D) Restore blood volume Hypotension of unknown etiology in a trauma patient should be assumed to result from which of the following? A) Blood loss B) Cardiac tamponade 21 C) Spinal injury D) Tension pneumothorax Which assessment is most beneficial in differentiating hemorrhagic shock from neurogenic shock in the prehospital setting? A) Abdomen B) Blood pressure C) Neurologic status D) Skin The body initially compensates for blood loss through activation of which of the following? A) Parasympathetic nervous system B) Reticular activating system C) Spinal reflex arcs D) Sympathetic nervous system Medication used by trauma patients for pre-existing conditions may cause which of the following? A) Herbal preparations may enhance blood clotting B) Anti-inflammatory agents may enhance blood clotting C) Beta blockers may prevent tachycardia with blood loss D) Calcium channel blockers may slow the onset of shock The target blood pressure for a trauma patient with suspected intraabdominal hemorrhage is which of the following? A) 60 - 70mm Hg B) 80 - 90 mm Hg C) 100 - 110 mm Hg D) 120 - 130 mm Hg 22 The most immediate life threatening condition resulting from injury to solid abdominal organs is which of the following? A) Acute respiratory failure B) Hemorrhage. C) Multiple organ failure. D) Peritonitis An adult male sustained a deep laceration to his distal thigh. Bright red blood is spurting from the wound. Direct pressure is not controlling the bleeding. What is the most appropriate next step? A) Apply a topical hemostatic agent and transport B) Apply a tourniquet and tighten it until bleeding stops 25 C) Elevate the leg and apply pressure to the femoral artery D) Maintain direct pressure and transport immediately An 18-year-old female was struck by a car and has sustained an apparent left femur fracture. Communication with her is hampered because she only speaks a foreign language. Which finding, by itself, does not mandate immobilization of the cervical spine? A) Fracture of the femur B) Inability to communicate C) Mechanism of injury D) Tenderness over the cervical spine During the primary survey of a trauma patient, you note that the patient is agitated and confused, and has multiple injuries from an altercation. Which of the following choices is the most appropriate first treatment priority? A) Blood glucose determination B) Correction of possible hypoxia C) Full immobilization to a backboard D) Obtain intravenous access 26