A gang member was cut on the left side of the neck during a fight and is bleeding heavily from the wound. His airway is patent and his breathing is adequate. You should immediately:
A: cover the wound with an occlusive dressing and apply direct pressure.
B: apply a tight pressure dressing and secure it in place with tape.
C: perform a head-to-toe assessment to find and treat other injuries.
D: apply high-flow oxygen via a nonrebreathing mask at 15 L/min.
Answer: A: cover the wound with an occlusive dressing and apply direct pressure.
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Q waves are considered abnormal or pathologic if they are:
A) greater than 0.02 seconds wide and consistently precede the R wave. B) more than one third the overall height of the QRS complex in lead II. C) not visible in leads I or II when the QRS gain sensitivity is increased. D) present in a patient who is experiencing chest pressure or discomfort.
During transport to the dental office, an avulsed tooth should be kept in ____________
a. milk b. saline solution c. water d. any of the above