Examlex
When might you be able to see a halo around your head, and what would cause this?
Artifacts
Something extraneous to what is being looked for; activity that causes interference on ECGs.
Interference
Confusion of desired signals caused by undesired signals, as in artifacts on an ECG.
Reliable
Consistently good in quality or performance, able to be trusted or depended upon.
Standardization
Process of bringing into conformity with a standard; pertaining to ECG, a mark made at the beginning of each lead to establish a standard of reference.
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