In what stage of the cell cycle does DNA replication occur?
a. G1
b. S
c. G2
d. M
ANS: B
S is the stage where DNA replication occurs. G1 is a period of cell growth and synthesis of components. M is mitosis. Stage G2 has tetraploid DNA and a large cell volume.
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Which of the following statements about airway management in trauma patients is correct?
a. The jaw-thrust maneuver is useful in trauma patients but only if they are complaining of head or neck pain. b. Research has shown that the jaw-thrust maneuver is easiest to perform and is therefore indicated for critically injured trauma patients. c. Performing the head tilt-chin lift maneuver on a patient with a possible spinal injury could further injure the patient. d. Trauma patients should always have their airway opened with the jaw-thrust maneuver, whereas medical patients should receive the head tilt-chin lift maneuver.
The MOST significant complication associated with digital intubation is:
A) hypoxia. B) dental trauma. C) airway swelling. D) vocal cord damage.