Blood supply of Head and Neck


Scalp:
Arterial supply:1)supratrocheal,supraorbital,superficial temporal, 2)posterior auricular,occipital.

Venous drainage:1)supratrocheal,supraorbital,2)superficial temporal, posterior auricular,occipital.


Face:
Arterial supply: 1)facial, transverse facial2)arteries that accompany cutaneous,nerve.

Venous drainage:1)common facial 2)retromandibular.


Tongue:
Arterial supply:1)lingual(mainly),2)root-by tonsilar, ascending palatine and ascending pharyngeal.

Venous drainage:1)deep lingual vein-drains either into common facial vein or into IJV.


Pharynx:
Arterial supply:1)ascending pharyngeal,2)ascending palatine and tonsilar,3)greater platine,pharyngeal,4)artery of pterygoid canal,4)dorsal lingual artery.


Venous drainage:1)IJV,2)facial vein.

Middle Ear:
Arterial supply:1)mainly-anterior and posterior tympanic,2)small arteries are superior and inferior tympanic artery,tympanic branch of artery of pterygoid canal,caroticotympanic artery and petrosal artery.

Venous drainage:1)superior petrosal sinus2)ptergoid plexus of veins.

Auditory tube:
Arterial supply:1)ascending pharyngeal 2)middle meningeal 3)artey of pterygoid canal

Venous drainage:1)pharyngeal vein 2)ptergoid plexus of veins.


Tympanic membrane:
Arterial supply:1)outer surface-deep auricular branch of maxillary artery.
                       2)inner surface-anterior and posterior tympanic arteries.


Venous drainage:1)from outer surface-into EJV
                          2)frominner surface-into transverse sinus and venous plexus around auditory tube.


Nasal septum:
Arterial supply:1)anterior ethmoidal,superior labial,2)sphenopalatine.


Venous drainage:veins form a plexus which drains into facial vein and through sphenopalatine vein into ptergoid venous plexus.


Lateral wall of nose:
Arterial supply:1)anterior and posterior ethmoidal,facial,2)greater platine,sphenopalatine.


Venous drainage::veins form a plexus which drains into facial vein pharyngeal plexus and ptergoid venous plexus.


Soft palate:
Arterial supply:1)greater palatine2)ascending palatine3)palatine branch of ascending pharyngeal.

Venous drainage:1)ptergoid venous plexus2)tonsilar venous plexus.


Hard palatine:
Arterial supply:palatine branch of maxillary

Venous plexus:ptergoid venous plexus.

Submandibualr gland:
Arterial supply:facil

venous drainage:facial

Sublingual gland:
Arterial supply:lingual

Venous drainage:lingual.

Thyroid gland:
Arterial supply:superior thyroid 2)inferior thyroid 3)arteria thyroidea ima.

Venous drainage:1)superior thyroid 2)middle thyroid3)inferior thyroid.


Parathyroid gland:
Arterial supply:1)inferior thyroid2)anastomosis between superior and inferior thyroid arteries.


Venous drainage:1)superior thyroid 2)middle thyroid3)inferior thyroid.