Using force to push blood from a dermal puncture will contaminate the specimen with interstitial fluid. This substance will cause:
A. white blood cells to settle.
B. scarring.
C. hemolysis or clotting.
D. red blood cells to settle.
Answer: C
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Your patient has been thrown from a vehicle during an accident. You need to ensure a patent airway but are concerned that the patient may have a spine injury. Which method do you use?
A. Positive pressure ventilation B. Head-tilt/chin-lift maneuver C. Jaw-thrust maneuver D. Tracheostomy
The advantages of using MI-E in conjunction with PPV include:
1. MI-E with PPV generates optimal peak cough expiratory flow (PCEF) for clearing airway se-cretions. 2. MI-E with PPV does not cause airway irritation or discomfort. 3. MI-E with PPV can be used with patients with bullous emphysema. 4. MI-E with PPV may improve vital capacity (VC) and arterial oxygen saturation (SaO2) associ-ated with mucous plugging. a. 1, 2, and 4 only b. 2, 3, and 4 only c. 2 and 4 only d. 1, 2, 3, and 4
Which of the following structures is considered to be the base of a pocket?
A) Junctional epithelium B) Oral epithelium C) Sulcular epithelium D) Crest of alveolar bone
The ________ gait is used when a patient cannot bear weight on one leg but can bear full weight on the unaffected leg.
Fill in the blank(s) with the appropriate word(s).