Digestive system

This brief video tutorial discusses the digestive system (GI tract): 0:00​​. Introduction 0:18. Digestive organs - 0:24. Oral cavity. Teeth, salivary glands - 2:18. Esophagus - 3:50. Layers of the GI tract. Mucosa, submucosa, muscularis externa, serosa, peristalsis - 9:05. Stomach - 11:49. Small intestines. Duodenum, jejunum and ileum - 17:33. Large intestines. Features (taeniae coli, haustra, epiploic appendages), Cecum, appendix, ascending colon, transverse colon, descending colon, sigmoid colon, rectum, anus 21:44. Accessory digestive organs - 21:48. Liver. Functions, lobes, portal triad, bare area - 25:50. Gallbladder. Location and function - 26:40. Pancreas. Exocrine function (pancreatic enzymes) and Endocrine function (insulin and glucagon) - 30:43. Spleen. Location and Function 31:18. GI Vascular supply and Innervation - 31:21. Foregut, Midgut, Hindgut 32:14. Arterial supply. Celiac trunk, superior mesenteric artery (SMA), inferior mesenteric artery (IMA) - 34:33. Venous drainage. Hepatic portal system - 36:13. Innervation. Sympathetic and parasympathetic 39:20. In-a-Nutshell 41:04​​. Acknowledgements