When examining a patient's CN function, the nurse remembers that the muscles in the neck that are innervated by CN XI are the:
a. Sternomastoid and trapezius.
b. Spinal accessory and omohyoid.
c. Trapezius and sternomandibular.
d. Sternomandibular and spinal accessory.
ANS: A
The major neck muscles are the sternomastoid and the trapezius. They are innervated by CN XI, the spinal accessory.
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