Define local anesthesia
What will be an ideal response?
Local anesthesia may be defined as a loss of sensation in a usually small area of the body that is temporary. A primary distinction between local and general anesthesia is that when local anesthesia alone is in effect, the patient remains conscious.
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A patient with blunt chest wall trauma has a flail section to her chest. She is conscious and confused, her breathing is rapid and shallow, and breath sounds are diminished bilaterally. After manually stabilizing the flail section of the chest wall, the EMT best treats this condition by:
A) Applying ice packs to the flail segment B) Administering supplemental oxygen through a nonrebreather face mask C) Providing positive pressure ventilation with oxygen attached D) Inserting an oropharyngeal airway and ventilating the patient on room air
Salivary glands produce salivary amylase, which ____
A) begins the chemical breakdown of carbohydrates B) starts the chemical digestion of fats C) converts sugar to energy D) begins the chemical breakdown of proteins
A radiograph is taken at 400 mA, 55 ms, 95 kVp. A second image could be taken to improve contrast at
a. 400 mA, 0.110 sec, 80 kVp. b. 400 mA, 0.055 sec, 110 kVp. c. 500 mA, 4 ms, 95 kVp. d. 600 mA, 0.083 sec, 92 kVp.
Which of the following is of concern with a puncture wound?
A) Strong possibility of contamination B) Hidden internal bleeding with minimal external bleeding C) The object that remains impaled in the body D) All of the above