A decreased number of pacemaker cells in the sinoatrial node would MOST likely contribute to a decline in cardiac output secondary to:

A) heart block.
B) bradycardia.
C) tachycardia.
D) atrial fibrillation.

Ans: B) bradycardia.

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Which sleeping posture provides the least desirable spinal alignment?

A) On the stomach B) On the back C) On the side D) Either B or C

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"Primary diagnosis" and "principal diagnosis" have the same meaning and application.

Answer the following statement true (T) or false (F)

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