Monday, 10 December 2012

In rate-modulated pacing, the pacing rate is determined by a physiologic parameter other than atrial rate and is measured by a special sensor in the pacemaker or pacing lead. The most commonly used physiologic parameter in rate-modulated pacemakers is:

A. QT interval.
B. Venous blood temperature.
C. Mixed venous oxygen saturation.
D. Body motion.

Ans: D


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