<prompt> Posterior boundary of Carotid Triangle is formed bySuperior belly of omohyoidPosterior belly of digastricSterno hyoidSternocleido mastoid  <response>: 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. 