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ECG records
Options
(a) Electric current of the body
(b) Potential differences.
(c) Pulse rate
(d) Quantity of blood pumped per minute
Correct Answer:
Potential differences.
Explanation:
ECG is the record of changes in electrical potential of heart during one beat.
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Topics: Human Body Fluids and Excretory Products
(197)
Subject: Biology
(4253)
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