MCQ B.3.3. - BasicPhysiology.org

B.3.3. Basic Stuff about the ECG

Created on May 07, 2023 By

wlammers_qzgo0ve6

MCQ B.3.3.

Basic Stuff about the ECG

1 / 4

When an action potential propagates toward an electrode that is connected to the positive side of a voltmeter, what will be the recorded polarity of the signal?

Positive

Negative

Zero

Iso-potential

Static

2 / 4

In which unit is an ECG recorded?

mile

volt

ampere

ohm

3 / 4

How many electrodes does one require to detect a good quality ECG signal?

4 / 4

What is the main function of a cardiac voltmeter?

To detect static electricity in a body

To record electrical activities from the skin

To record the electrical activities from the heart

To record the electrical activities from the cardiac atria

To record the electrical activities from the cardiac ventricles

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