How Many Electrodes Should Be Attached to the Left Forearm

question 3

Multiple Choice

How many electrodes should be attached to the left forearm to record a three-lead ECG?

• A)Three
• B)Zero
• C)One
• D)Two

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Definitions:

Years old

is a measure of age expressed by the number of years passed since birth.

Neurons

Specialized cells in the nervous system that transmit information to other nerve cells, muscle, or gland cells, functioning as the building blocks of the brain and nervous system.

Spinal cord

A long, thin, tubular bundle of nervous tissue and support cells that extends from the brain, part of the central nervous system, responsible for transmitting nerve signals.

Axons

Long, slender projections of nerve cells (neurons) that transmit electrical impulses away from the neuron's cell body to other neurons, muscles, or glands.