Electricity and Magnetism > Electric Fields and Potential
DCS# ?
EKG
APPARATUS
EKG sensor
101-05-D5
laptop with LoggerPro, ULI II
interface
206
EKG
electrode patches
101-05-D5
chair
201
DESCRIPTION
Show that the human heart produces
a potential difference, detectable at the skin.
Attach electrodes
to the volunteer's right wrist, inside right elbow, and inside left
elbow. Connect the black (reference) clip to the wrist electrode,
green
(-) clip to the right elbow electrode, and red (+) clip to the left
elbow
electrode. Subject should be seated to minimize signals from
other muscles.