Which of the following determines the medical necessity of a medical treatment or procedure?
A. preauthorization
B. precertification
C. coordination of benefits
D. predetermination
Answer: A
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A(n) ________ exam is performed to verify the need for corrective lenses.
Fill in the blank(s) with the appropriate word(s).
Which of the following is NOT a common nervous system effect of aging?
a. Frequent memory loss b. Some loss or delay in memory c. Diminished pain sensation d. Balance problems
A 68-year-old, male patient with COPD is participating in a pulmonary rehabilitation program. During a walking activity, the patient's SpO2 falls to 88% while receiving 1 L/min by nasal cannula. Which of the following would be an appropriate reaction to the decline in oxygenation during exercise?
A. Continue the activity, monitor the patient's subjective condition. B. Avoid the walking activity for one month then reassess. C. Ask the patient how he feels. D. Increase oxygen to 3 L/min during the activity.
Why was Barney Clark chosen to receive the Jarvik-7?
A. He was an uneducated man who could be easily deceived about the nature of the operation and its consequences. B. He had a good chance to return to normal life. C. He was an educated, dying man and had no other options. D. He was an African-American man. E. He was in good health.