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Neurovascular Supply of the Pharynx - Coggle Diagram
Neurovascular Supply of the Pharynx
Arterial Supply + Branches
Primary Supply
Ascending Pharyngeal Artery
(main arterial source — branch of External Carotid Artery)
Contributing Branches
External Carotid Artery (ECA) Branches
Facial Artery → Ascending palatine branch
Maxillary Artery → Pterygopalatine branch
Superior Thyroid Artery → Pharyngeal branches
Superficial Temporal Artery (terminal ECA branch superiorly)
Neighbouring Major Vessels
Common Carotid Artery (CCA)
Internal Carotid Artery (ICA)
Venous + Lymphatic Drainage
Venous Drainage
Pharyngeal Venous Plexus → Pharyngeal veins → Internal Jugular Vein (IJV)
Lymphatic Drainage
Retropharyngeal lymph nodes
Internal jugular (deep cervical) lymph nodes
Innertion (Pharyngeal Plexus)
Sensor Supply
Glossopharyngeal Nerve (CN IX)
Stylopharyngeus muscle ONLY
Motor Supply
Vagus Nerve (CN X)
Most pharyngeal muscles
Constrictor muscles