A patient with severe kyphoscoliosis and chronic ventilatory failure with hypoxemia will have all of the following laboratory findings, EXCEPT:
a. increased PaCO2.
b. increased hematocrit.
c. normal pH.
d. increased pH.
D
In a patient with chronic ventilatory failure with hypoxemia, the PaCO2 will be increased with a normal pH because of metabolic compensation. Because of the chronic hypoxemia, the body compensates by increasing the hematocrit (and hemoglobin).
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Hypertension is defined as a/an
a. increase in pulse pressure. b. increase in arterial pressure. c. decrease in cranial pressure. d. decrease in carotid pressure.
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When assessing an unresponsive 20-year-old male with a traumatic brain injury, you note that his left pupil is fully dilated and non-reactive. This indicates injury:
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