CHEM 005 - LECTURE with verified questions and answers

Tongue muscular organ in the mouth Mucosa moist, pink tissue that covers the tongue Papillae Gives the togue its rough texture Taste buds collection of nerve-like cells that connect to nerves running into the brain Frenum tether holding down the front of the tongue hyoid bone it is the bone where the tongue is anchored to what is the tongue vital for? chewing, swallowing food, and speech lingual septum it is the vertical section of fibrous tissue that separates the left and right sides of the tongue medan sulcus divides the pahryngeal part which is a visible groove terminal sulcus divides tongue into anterior and posterior parts foramen cecum remnant of the median thryroid divericulum in early embryonic development. anterior oral part is the visible part situated at the front and makes up roughy 2/3 of the length of the tongue posterior pharyngeal part part closest to the throat, roughly 1/3 of its length umami results from tasting glutamate (present in MSG) Lingual Papilla the small, nipple-like structures on the upper surface of the tongue that give it its characteristic rough texture. Filiform papillae the most numerous of the lingual papillae. They are fine, small, cone-shaped papillae covering most of the dorsum of the tongue. Fungiform papillae club shaped projections on the tongue, generally red in color. found on the tip of the tongue Foliate papillae short vertical folds and are present on each side of the tongue. a series of red colored, leaf-like ridges of mucosa. Circumvallate papillae dome-shaped structures on the human tongue that vary in number from 8 to 12.