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TCRN EXAM QUESTIONS AND ANSWERS
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TCRN EXAM QUESTIONS AND ANSWERS
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TCRN EXAM QUESTIONS AND ANSWERSWhat injury is commonly associated with axial loading forces is?
burst fractures of vertebral body
What injury is commonly associated with rotation injuries?
Subluxation of spinal column
What injury is commonly associated with spinal hyperflexion/extension injuries?
Vertebral wedge and pedicle/lamina fractures
What does increasing lactate level tell you.
increasing tissue hypoxia
What is part of securing the ETT? Why?
Gastric decompression.
To prevent aspiration of stomach contents into the lungs.
Which of the following would alert the nurse to questionable child abuse?
Long bone fractures
Injury to the middle meningeal artery is at risk for what?
epidural hematoma
What would predispose a patient for the development of coagulopathies?
Massive fluid and blood administration
What is one method to stop hemorrhage related to pelvic fractures?
Angiographic embolization (pre-peritoneal packing)
What is included in a tertiary survey?
A complete head-to-toe assessment and review of all diagnostic studies to identify
subtle injuries that are not necessarily life-threatening
What can lead to both hypotension and bradycardia in a crash? How?
Spinal cord injury can lead to neurogenic shock (a form of distributive shock)
What are s/sx of pericardial tamponade?
,-Decreased breath sounds
-Muffled heart tones
-Jugular vein distension
What are s/sx of tension pneumothorax?
-Decreased breath sounds
-Jugular vein distension
What is the next step after endotracheal intubation is performed and placement is
confirmed.? Why?
Insertion of a gastric tube
-Gastric decompression to prevent aspiration of stomach contents into the lungs.
The trauma morbidity and mortality review is considered which level of performance
improvement review?
tertiary
What is the minimum urine output adequacy of fluid resuscitation for 10-year-old
measured by?
1 mL/kg/hr
What intervention would be performed for muffled heart tones on auscultation and
distended neck veins?
pericardiocentesis
A traumatic brain injury characterized by a loss of consciousness followed by a lucid
interval before rapid deterioration of mental status is concerning for what? Why?
epidural hematoma due to damage of the middle meningeal artery
Trauma outreach community education should be prioritized starting with what? Why?
Trauma registry data. It will provide accurate statistics of injury patterns for the
population served.
What class of hemorrhage shock has a blood loss of about 31-40% with decreased
blood pressure?
Class III
What class of hemorrhage shock has a blood loss of about 15% or less with normal
blood pressure?
Class I
What class of hemorrhage shock has a blood loss of about 15-30% with normal blood
pressure?
, Class II
What class of hemorrhage shock has a blood loss of > 40% with decreased blood
pressure?
Class IV
What is appropriate for providing support for a patient following an alcohol-related
trauma?
alcohol screening and brief intervention
A patient who has hypotension and decreased sensation in the lower extremities after a
fall from a ladder is most likely experiencing which of the following types of shock?
Why?
Distributive shock because of abnormal distribution of circulating blood volume
associated with the loss of vascular tone.
Cellular hypoxia is evident in which of the following blood gas interpretations?
lactic acidosis or metabolic acidosis
What causes tissue hypoxia?
low arterial oxygenation results in a switch to anaerobic metabolism at the cellular level.
Reduced blood flow results in an increase in serum lactate
A 72-year-old man presents with fractures of the first and second ribs secondary to a
fall. The patient should be monitored for which of the following types of injuries?
Aorta
For a pregnant women who needs radiographic studies to diagnose their injuries what
should be done?
ensure the fetus is properly shielded
What are 5 complications that can result from crush injuries?
-Compartment syndrome
-Hyperkalemia
-Rhabdomyolysis
-Dysrhythmias
-Elevated CK
What are the 3 vital signs of the eye?
-Vision
-Pupils
-Intraocular pressure
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