TNCC Pre-Qualifying Exam 2023.
What is the best measure of the adequacy of cellular perfusion and helps predict the outcome of resuscitation? - ANSWER Base deficit used in conjunction with serum lactate
Will hypocapnia cause vasoconstriction or vasodilation, especially in the cerebral vasculatu...
what is the best measure of the adequacy of cellular perfusion and helps predict the outcome of resuscitation base deficit used in conjunction with serum lactate
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TNCC Pre-Qualifying Exam 2023.
What is the best measure of the adequacy of cellular perfusion and helps predict the
outcome of resuscitation? - ANSWER Base deficit used in conjunction with serum
lactate
Will hypocapnia cause vasoconstriction or vasodilation, especially in the cerebral
vasculature? - ANSWER Vasoconstriction
What results from tissue hypo perfusion and oxygen deficit? - ANSWER Metabolic
acidosis
What type of shock results in generalized vasodilation? - ANSWER Neurogenic shock
Spinal cord injuries at C3-C5 causes loss of what nerves function, resulting in what? -
ANSWER Phrenic nerve; paralyzed diaphragm and inability to breath
Extremity elevation AT the level of the heart is beneficial for what type of injury? -
ANSWER Compartment Syndrome
What is a high risk of frostbite? - ANSWER Thrombus formation
What two medications can be administered to maintain perfusion after a frostbite injury
along with rewarming? - ANSWER Tissue plasminogen activator or non steroidal anti-
inflammatory medication (NSAIDS)
An rise in diastolic blood pressures is a sign of increasing what? - ANSWER Peripheral
resistance
What position will benefit the airway and work of breathing for the bariatric patient? -
ANSWER Reverse Trendelenburg
Which phase of a blast results from flying debris, projectiles, and bomb fragments
causing lacerations or penetrating injuries? - ANSWER Secondary Phase
What phase of a blast results from any explosion-related illness or injury including
hyperglycemia, hypertension, angina, asthma, COPD, or sepsis? - ANSWER
Quaternary Phase
What phase of a blast results from individuals being thrown by the blast and impacting
walls, ground, or any hard object? - ANSWER Tertiary Phase
, What phase of a blast results from impact of the over and under pressurization wave
with body surfaces. Injuries include blast lung, tympanic membrane rupture, abdominal
hemorrhage, globe rupture, and mild traumatic brain injury? - ANSWER Primary Phase
Signs of what include muscle pain or weakness, dark red or brown urine, general
weakness or malaise, and elevated creatinine kinase levels? - ANSWER
Rhabdomyolosis
Signs of what include anxiety, pleuritic chest pain, dyspnea, hypoxemia, hemoptysis,
cough, orthopnea, adventitious lung sounds, decreased lung sounds, jugular vein
distention, or hypotension? - ANSWER Pulmonary Embolus
Signs of what include headache, nausea and vomiting, amnesia, behavioral changes,
altered level of consciousness? - ANSWER Increased intracranial pressure
Signs of what include asymmetric pupillary reactivity, unilateral dilation, widening pulse
pressure, abnormal motor posturing, bradycardia, and decreased respiratory effort? -
ANSWER Late signs of increased ICP with Herniation Syndrome
What is caused by the tear of the bridging veins or middle meningeal artery? -
ANSWER Subdural and Epidural Hematoma
Affect concentration, memory, sleep, mode, and libido. Causes headaches, dizziness
and nausea. - ANSWER Postconcussive Syndrome/ Mild Traumatic Brain Injury
Signs and symptoms similar to early signs of increased ICP but do not worsen. -
ANSWER Postconcussive Syndrome/ Mild Traumatic Brain Injury
What is the range for CO2 to maximize perfusion? - ANSWER 35-45
Does hypoventilation cause dilation or constriction? Increase or decrease ICP? -
ANSWER Dilation and increase in ICP due to high CO2
Hyperventilation cause dilation or constriction? - ANSWER Constriction d/t low CO2
Pupils with pressure on cranial nerve - ANSWER Fixed and dilated
Pupils with opiates vs stimulants - ANSWER small; large
Pupils with anticholinergics such as atropine, ipratropium, and scopolamine - ANSWER
large
Sluggish reaction of pupils is an early sign of what? - ANSWER Increasing ICP
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