Assertion: ecg | /r/CapableOf | detect subtle electrical changes
Facets:
value: in the skin
type: LOCATION
value: through monitoring
type: MANNER
Source sentences:
text: An ECG is sensitive enough to detect subtle electrical changes in the skin through monitoring leads placed near the heart.
text: An ECG detects these subtle electrical changes and records them as a pattern of positive or negative waves on a digital monitor or on a paper readout.