Bio-Potential Instrumentation — Winter 2019

Classify biomedical instruments.

Explain Anatomy & Physiology of the heart.

Draw and explain each block of generalized physiological measurement system of a human body.

Describe Nernst equation and G-H-Kformulation for biopotential calculation in body.

Define the following terms (1) Signal to Noise Ratio (2) Noise Factor (3) Noise Figure (4) Noise Temperature

Explain generation of Action potential with appropriate diagram.

Discuss different types of noise. Enlist different strategies for noise reduction.

Enlist ideal characteristics of an Instrumentation amplifier.

Write short note on Electrode half cell potential.

Draw block-diagram of typical clinical ECG machine and describe each block in brief.

Explain chopper stabilized amplifier with neat diagram.

Draw neat sketch of ECG waveforms & wigger’s diagram & explain it.

Explain ECG amplification and signal conditioning circuits.

Enlist types of Biopotential electrodes. Explain any one in brief.

Explain ECG lead system in brief.

What is EEG? Explain 10-20 electrode system

Classify EEG signals based on frequency ranges.

Explain electro-conduction system of the heart. Discuss any three problems related to it.

Explain the block diagram of EEG machine.

What is human nervous system?

Discuss EEG recording modes.

What is the difference between macroshock and microshock? Also discuss different sources contributing to generation of microshock.

Write a short note on Measurement Errors.

Briefly explain maintenance techniques for ECG machine.

Discuss physiological effects of electricity on human body in detail.