Both Surfaces of the Carbon-Impregnated Electrodes Appear Shiny

question 13

Multiple Choice

Both surfaces of the carbon-impregnated electrodes appear shiny. What might this indicate?

• A)That the electrodes are new
• B)That the electrodes are self-adhering
• C)That the electrodes need to be replaced
• D)That the electrodes require the application of a conductive interface prior to use

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Definitions:

Positive Feedback

A process where a change in a variable triggers mechanisms that amplify that change.

Negative Feedback

A control system where a trigger produces a contrary effect to sustain an optimal state of the regulated subject.

Healthy Individuals

Persons having a state of complete physical, mental, and social well-being and not merely the absence of disease or infirmity.

Directional Terms

Descriptive phrases used in anatomy to explain the locations and positions of structures relative to each other.