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Glands of the oral cavity (Submandibular (Mixed mucous and serous glands,…
Glands of the oral cavity
Salivary
Function
Lubrication and binding of the masticated food
Solubilisation of dry food
Digestion of carbohydrates (alpha amylase)
Oral hygiene
Innervation
Parasympathetic secretomotor fibres from the facial (CN VII) and glossopharyngeal (CN IX)
Secretes water, mucus, electrolytes and enzymes
Parotid
Serous gland enclosed within a tough
Lies in retromandibular fossa (below the external acoustic meatus, behind the ramus of the mandible)
Parotid duct (Stensen's duct)
Crosses masseter superficially, pierces buccinator and opens into oral vestibule opposite the second maxillary molar tooth
Terminal branching of the external carotid artery and facial nerve take place in the parotid gland
Sublingual
Mucous glands
Lies above mylohyoid muscle, beneath the mucous membrane of floor of the mouth
Open by 8-20 separate ducts into the floor of the mouth, along the sublingual fold
Submandibular
Mixed mucous and serous glands
Lies beneath the lower border of the body of the mandible
Deep and superficial parts in relation to the mylohyoid muscle
Submandibular duct empties into the oral cavity at sublingual papilla
The most common site for sialolithiasis