The infrahyoid musculature of the neck receives motor innervation from which of the following nerves?
  1. C4-C6
  2. ansa cervicalis
  3. lesser occipital nerve
  4. greater occipital nerve
Explanation
Answer: B - The ansa cervicalis is comprised of cervical nerves 1-3 and provides motor innervation to the infrahyoid muscles of the neck.
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