ANSA CERVICALIS - ANATOMY
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Ansa cervicalis



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Clinical Psychology
Clinical Psychology
The ansa cervicalis (profunda) or cervical nerve loop lies under the sternocleidomastoid muscle and contains fibers from the cervical spinal cord segments C1 to C3. It is responsible for the control of the lower hyoid muscles (infrahyoid muscles) and can lead to the development of dysphagia in lesions