<prompt> Salivary gland stone is most common in which salivary gland?Parotid glandSubmandibular glandSublingual glandMinor salivary gland  <response>: Ans is b i.e., Submandibular gland Eighty per cent of all salivary stones occur in the submandibular glands because their secretions are highly viscous. Eighty per cent of submandibular stones are radio-opaque and can be identified on plain radiography 