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Ear oximeter instrument is based on Beer- Lambert law.(a) True(b) FalseI got this question in class test.My doubt is from Digital Stethoscope topic in chapter Biomedical Recorders of Biomedical Instrumentation

Answer»

The correct choice is (a) True

Easiest explanation: The instrument is based on the Beer-Lambert law. However, it is ASSUMED that the optical ABSORBERS act independently and additively and that the effects of light scattering by the ear TISSUE can be minimized by a proper source and detector GEOMETRY.



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