Question

_____________ is paper recording speed for routine work.

(a) 10 mm/s

(b) 20 mm/s

(c) 25 mm/s

(d) 15 mm/s

I got this question during an internship interview.

The origin of the question is Biotelemetry Application on Wimax Networks topic in section Biomedical Telemetry of Biomedical Instrumentation

Answer 1

The correct choice is (b) 20 mm/s

The explanation is: Time measurements and heart rate measurements are made horizontally on the electrocardiogram. Electrocardiograms are almost invariably recorded on graph paper with horizontal and vertical lines at 1 mm intervals with a thicker line at 5 mm intervals.