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To measure ECG, usually how many electrodes are connected to a patient?

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in Biology – Class 11 by (272k points)
To measure ECG, usually how many electrodes are connected to a patient?

(a) One

(b) Two

(c) Three

(d) Four

The question was posed to me in an online interview.

I want to ask this question from ECG in division Body Fluids and Circulation of Biology – Class 11

1 Answer

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Best answer
Right choice is (c) Three

Easy explanation: To measure a standard ECG, a patient is connected to the machine with three electrical leads-one to each wrist and one to the left ankle. It continuously monitors heart activity.

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