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Regions of the Anterior Neck (Carotid Triangle (Contents: (Vagus N.…
Regions of the Anterior Neck
Carotid Triangle
Borders:
Sup: Post. Digastric
Inf: Sup. Omohyoid
Post: SCM
Contents:
Internal Jugular V.
Retromandibular V.
Internal Carotid A.
Vagus N.
Contains visceral motor fibers through recurrent laryngeal N. & external laryngeal N.
External Carotid A.
Ansa Cervicalis
Common Carotid A.
Submandibular Triangle
Contents:
-Submandibular Salivary Gland
-Hypoglossal N.
-Mylohyoid N.
-Lingual N.
-Lingual A.
-Lingual V.
-Facial A.
-Facial V.
Muscles:
Mylohyoid
Hyoglossus
Pos. Digastric
Middle Pharyngeal constrictor (MPC)
Ant. Digastric
Stylohyoid
Borders:
Sup: Inf. border of Mandible
Post: Post. Digastric & Stylohyoid
Ant: Ant. Digastric
Med: Mylohyoid, Hyoglossus, MPC
Infrahyoid Region
Borders:
Sup: Hyoid Bone
Inf: Sternum
Sides: sup omohyoid
inf- SCM
Contents:
Parotid Gland
Muscles
Thyrohyoid
Omohyoid
Sternothyroid
SCM
Sternohyoid
Suprahyoid Region
Borders:
Base: Hyoid bone bellies of digastric mms
Superior: Mylohyoid
Inf: Covered by skin and cervical fascia
Contents
Sublingual Salivary Gland
Muscles
Geniohyoid
Ant. belly digastric
Mylohyoid