What Is the Primary Difference Between Electromyography (EMG)and Nerve Conduction

question 17

Multiple Choice

What is the primary difference between electromyography (EMG) and nerve conduction velocity (NCV) examination?

• A)With EMG testing the electrodes can be placed only in large muscles such as the quadriceps femoris.
• B)With NCV testing the electrodes can be placed only in large muscles such as the quadriceps femoris.
• C)With EMG testing measurements are taken from an evoked potential versus volitional potentials.
• D)With NCV testing measurements are taken from an evoked potential versus volitional potentials.

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Definitions:

Ethmoid

The ethmoid bone is a spongy, cube-shaped bone that forms part of the nasal cavity and the orbits of the eyes, contributing to the structure of the skull.

Superior Nasal Conchae

The superior nasal conchae are structures within the nasal cavity that help in warming, humidifying, and filtering the air breathed in through the nose, enhancing the capability to sense smells.

Ethmoid

The ethmoid is a spongy bone located between the eyes, forming part of the cranial floor and part of the nasal cavity and orbit walls.

Zygomatic

Relating to the zygoma or cheekbone, which is the bone that creates the cheek's prominent feature.