The alar fascia is layer of fascia, sometimes described as part of the prevertebral fascia,[1] and sometimes as in front of it.
Anteriorly, it reaches the skull, and caudally, it reaches the second thoracic vertebra.[2]
intrinsic ligaments - upper: Quadrangular membrane (Aryepiglottic, Vestibular ligament/Vestibular fold)
Posterior of the neck (Occipital, Subclavian)
pharynx: Buccopharyngeal fascia • Pharyngobasilar fascia