cervical longissimus muscle n.
A muscle with origin from the transverse processes of the upper thoracic vertebrae, with insertion into the transverse processes of the middle and upper cervical vertebrae, with nerve supply from the dorsal branches of the lower cervical and the upper thoracic nerves, and whose action extends the cervical vertebrae.
- Cervical loop
cervical loop n. See cervical ansa.
- Cervical nerve
cervical nerve n. Any of the nerves whose nuclei of origin are in the cervical spinal cord.
a network of nerves branching from the spinal nerves of the neck region and innervating the neck, chest, diaphragm, and part of the face. cervical plexus n. A plexus that lies beneath the sternocleidomastoid muscle, is formed by loops joining the anterior branches of the first four cervical nerves, receives communicating branches from the superior […]
- Cervical pregnancy
cervical pregnancy n. An ectopic pregnancy developing in the cervical canal.