Updates to Volumes 1 and 2 of the ICD-9-CM may include:
A. addition of new codes.
B. deletion of old codes.
C. revisions to descriptors.
D. all of the above.
Answer: all of the above.
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Which of the following are essential components of a continuous positive airway pressure (CPAP) flow system?
1. Blended source of pressurized gas 2. Nonrebreathing circuit with reservoir bag 3. Low-pressure or disconnect alarm 4. Expiratory threshold resistor a. 3 and 4 only b. 1, 2, and 4 only c. 1 and 4 only d. 1, 2, 3, and 4
Ventricular fibrillation waves with amplitudes less than 3 millimeters are considered:
A. coarse. B. fine. C. flitter. D. inverted.
The selection of accurate codes has an impact on determining the medical necessity of cases
a. True b. False Indicate whether the statement is true or false
The Inferior Vena Cava is the largest artery in the body
a. true b. false