Section Summary. The endomembrane system includes the nuclear envelope, lysosomes, vesicles, the ER, and Golgi apparatus, as well as the plasma membrane. These cellular components work together to modify, package, tag, and transport proteins and lipids that form the membranes.
The parotid glands are located between the ear and the jaw. The submandibular glands are located under the jaw. The sublingual glands are located on the floor of the mouth under the tongue. The buccal glands are not shown in this picture. They are located in the mucous membrane lining the cheeks and mouth. These glands produce only a small amount of saliva.
They are found in your nose and in your mouth also around your eyes. Mucous membranes are tissues that line body cavities or canals such as the throat, nose, mouth, urethra, rectum, and vagina.Mucous membranes produce a thick, slippery liquid called mucus that protects the membranes and keeps them moist.ucus membranes line the nose and throat.Some creams ,such as Sudocream carry a warning not to get any on the mucus membranes,they mean the nose and mouth/throat.