Uterine contractions are calibrated in range of ______ in two-channel chart recorder.

Uterine contractions are calibrated in range of ______ in two-channel chart recorder. Correct Answer 0-100 mm Hg

A two-channel chart recorder is incorporated in instruments used for monitoring labour activity. One channel records FHR on a calibrated chart in beats per minute (50–210 bpm) while the other channel is used for recording uterine contractions calibrated 0-100 mmHg. The standard chart speed is usually 1 or 2 cm/min.

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