Posterior boundary of Carotid Triangle is formed by
Boundaries of carotid triangle IN FRONT & ABOVE- Post Belly of Digastric and Stylohyoid Muscle. IN FRONT & BELOW- Superior Belly of Omohyoid. BEHIND- Anterior Border of SternoCleidomastoid.
Superior belly of omohyoid
Posterior belly of digastric
Sterno hyoid
Sternocleido mastoid
Neck Triangles and parotid gland