Which Spinal Nerve Relays Motor Impulses to the Muscles of the Posterior

question 15

Multiple Choice

Which spinal nerve relays motor impulses to the muscles of the posterior forearm?

• A) ulnar
• B) median
• C) axillary
• D) radial

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Definitions:

Hem/o

A prefix related to blood, used in medical terminology.

Hepat/o

A prefix associated with the liver.

Neur/o

A prefix related to nerves or the nervous system.

Phalang/o

A combining form used in medical terminology to refer to the phalanges, which are the bones in the fingers and toes.