BMNG2210 Tutorial 2

The sound of blood flowing through the heart is an example of

• Bioelectric signal

• Biomagnetic signal

• Bioacoustic Signal

A strain gauge is a perfect example of a device that can be used to measure

• Biomechanical signal

• Biochemical signal

• Bio-Optic signals

 The _____________of an instrument is the smallest change of a variable or parameter that can be sensed by the instrument.

An instrument is said to have hysteresis if it does not give the same output for same input during increasing trend as well as decreasing trend. 

• True

• False

Accuracy is the ability of the instrument to measure the value closer to the true value.

• True

• False

Glucose levels in the blood can only be measured using instruments that detect biochemical signals.

• True

• False

Which of the following signals can not be used to measure blood volume.

• Biomechanical

• Biomagnetic

• Bio-Optic

Measurement of which of the following signals is most usual in a lie detection system?

• Biomagnetic

• Bio-Optic

• Biomechanical

• Bio-Impedance