There are three pairs of major salivary glands located in and around the mouth and throat: the parotid, submandibular and sublingual glands. The parotid glands are the largest and overlie the angle of the jaw in front of the ear. From the gland a duct drains saliva into the mouth. The submandibular glands lie deep to the horizontal portion of the lower jaw and their ducts enter the mouth under the tongue. The sublingual glands lie close to the submandibular ducts. Continue reading
The radiographic demonstration of the major salivary glands by introducing a radiopaque contrast medium into their ductal system.