Posterior arch of atlas
System
Musculoskeletal
SNOMED CT
181892007
Posterior arch of atlas
Definition
In a cervical vertebra, the posterior arch forms about two-fifths of the circumference of the ring: it ends behind in the posterior tubercle, which is the rudiment of a spinous process and gives origin to the Recti capitis posteriores minores.
Also known as arcus posterior atlantis — per UBERON
The Posterior arch of atlas is a part of the Musculoskeletal.
Also identified as
- SCTID 181892007 per UBERON