inferior root of ansa cervicalis

(redirected from descendens cervicalis)

in·fe·ri·or root of ansa cervicalis

[TA]
fibers from the second and third cervical nerves that pass forward and downward along the internal jugular vein; they contribute to the ansa cervicalis and innervate the infrahyoid muscles.
References in periodicals archive ?
The cervical plexus consists of the ventral primary divisions of the first four cervical spinal nerves and gives rise to (1) the muscular branches, including the phrenic nerve and nervus descendens cervicalis, as well as (2) the sensory branches, including the lesser occipital, transverse cutaneous, supraclavicular, and great auricular nerves.