Parotid Glands Anatomy

Anatomy of Parotid Glands :

• These are the largest of all salivary gland.

• They are present infront below and behind the auricle.

• Each gland is pyramidal in shape with a base which is directed above in close contact with the ear and an apex which is directed below and extends into the neck.

• The gland has 3 borders, Anterior border, Posterior and medial border.

• It has 3 surfaces, superficial, anteromedial and posteromedial surface.

• Within the gland 3 importan structures are present facial nerve, retromandibular vein, External parotid artery.

• The secretions of the glands pass through the parotid duct which opens into the oral cavity opposite to the upper second molar tooth.

• The parotid duct is also called as stensens duct.

• Arterial supply : Superficial temporal and maxillary arteries.

• Nerve supply : Auriculo temporal nerve.

• Lymphatic Drainage : Superficial parotid group of lymph nodes.

Applied Anatomy :

     It a viral infection called as mumps, the parotid gland is inflamed and enlarged. It is a very painful condition. The patient will not be able to open his mouth.

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