In a rear-impact motor vehicle crash, which area of the spine is most susceptible to injury?
a. cervical
b. thoracic
c. lumbar
d. sacral-coccygeal - ANSWERa. cervical
Prolonged scene times may reflect:
a. a decrease in death rates
b. delivery of better care
c. accomplishment of interv...
In a rear-impact motor vehicle crash, which area of the spine is most susceptible to injury?
a. cervical
b. thoracic
c. lumbar
d. sacral-coccygeal - ANSWERa. cervical
Prolonged scene times may reflect:
a. a decrease in death rates
b. delivery of better care
c. accomplishment of interventions
d. ineffective team collaboration - ANSWERd. ineffective team collaboration
Which of the following indicates a state of hyperventilation?
a. an adult respiratory rate greater than 20 per minute
b. a tidal volume of less than 400 mL
c. an oxygen saturation greater than 94%
d. an end tidal carbon dioxide level less than 30 mmHg - ANSWERd. an end tidal carbon dioxide level
less than 30 mmHg
A 54-year-old male is involved in a motor vehicle collision. The steering wheel is bent. During your
initial assessment, you note his skin is pale, his radial pulses are present, and breath sounds are clear.
The patient is tender over his sternum and complains of chest pain. Which intrathoracic injury should
you suspect given the above findings?
a. cardiac contusion
b. traumatic aortic rupture
, c. flail chest
d. tension pnuemothorax - ANSWERa. cardiac contusion
Which of the following is considered one of the four essential components to maintain normal
perfusion?
a. serum lactate levels
b. ETCO2 levels
c. SaO2 levels
d. fluid levels - ANSWERd. fluid levels
As intracerebral pressure rises after an isolated head injury, what does the systolic blood pressure
do?
a. stays the same
b. decreases
c. increases
d. changes randomly - ANSWERc. increases
Which of the following mechanisms of injury does not commonly cause damage to the spinal cord?
a. hyperextension
b. hyperflexion
c. lateral stress
d. compression - ANSWERc. lateral stress
A 4-year-old female is unconscious after falling off a bicycle. Which of the following is the best
method to open the airway?
a. modified jaw-thrust
b. head tilt
c. neck flexion
d. neck lift - ANSWERa. modified jaw-thrust
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