The medical condition in which the body turns blue is:
A. erythrocyte.
B. due to oxygenation of hemoglobin.
C. due to arterial blood.
D. cyanosis.
Answer: D
Health Professions
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Air trapping in patients with asthma or chronic obstructive pulmonary disease can be reduced by which of the following?
a. Intrapulmonary percussive ventilation b. Intermittent positive-pressure breathing c. Positive expiratory pressure d. Incentive spirometry
Health Professions
The precision of an instrument depends on:
a. linearity. c. repeatability. b. calibration. d. frequency of re-sponse.
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