High amperage (6 A or more) applied externally to the skin can cause which of the following? 1. Sustained myocardial contraction 2. Respiratory paralysis 3. Skin burns
a. 1 and 2 only
b. 2 and 3 only
c. 1, 2, and 3
d. 1 and 3 only
ANS: C
Table 3-1 summarizes the different effects of these two types of electrical shock.
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In response to a restrictive lung disorder, which of the following is typically found?
1. Decreased lung compliance 2. Increased ventilatory rate 3. Decreased tidal volume 4. Decreased lung rigidity a. 1 b. 2, 3 c. 2, 3, 4 d. 1, 2, 3
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The vessel that delivers oxygenated blood to the anterior wall of the left ventricle is the
A) coronary vein. B) left anterior descending coronary artery. C) right coronary artery. D) left main coronary artery.
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