Partial preview of the text
Download digestive system b.pharm and more Lecture notes Human Physiology in PDF only on Docsity!
@& Google Earth 2 CG @ Notsecure me ey iu) O Type here to search x '¢ m.Digestive System x (} syllabus_BPharma.pdf x + www.austincc.edu/sziser/Biol95202404/2404LecNotes/2404LNExV/m.Digestive9e205ystem.pdf The wall of the alimentary canal consists of 4 layers: outer serosa: visceral peritoneum, mainly fibrous and areolar CT with some pockets of adipose CT muscularis several layers of smooth muscle submucosa blood vessels, lymphatic vessels, nerves, connective tissue mucosa: small band of muscle tissue, muscularis mucosa mucus membrane lining contains goblet cells that secrete mucous for protection these layers are modified within various organs > some have muscle layers well developed 9 some with mucous lining modified for secretion of digestive juices > some with mucous lining modified for absorption 1. Mouth (Buccal Cavity, Oral Cavity) bordered above by hard and soft palate forms partition between mouth and nasal passages: uvula Maman Ansaoony dt Phyuiclagy: Eigestbve Syma; Tina Laces is Suspended from rear of soft palate blocks nasal passages when swallowing tongue lines ventral border of mouth cavity is skeletal muscle covered with mucous membrane contains taste buds frenulum is thin fold of mucous membrane on ventral surface of tongue that anchors the tongue to the floor of the mouth short frenulum “tongue ted” Teeth two sets deciduous (=baby teeth) (20) begin at 6 months; shed 6-13 yrs permanent teeth (32) each tooth has a crown (above gum) neck is where crown, gum and root meet reot (below gum) imbedded in socket gingivitis = inflammation of gum surrounding teeth; can lead ta Kass Anatoony dt Pyaiclgy: Eigeatie Siyecon: Bins Lacan Howes, dA 4 periodontal disease Salivary Glands 
