ASHT provides this section of the website to offer patients and the general public information on hand therapy and common hand conditions. Hand therapy is the art and science of evaluating and treating injuries and conditions of the upper extremity (shoulder, arm, elbow, forearm, wrist and hand).
Human Anatomy Â» Digestive System Â» Small Intestine. Small intestine is the longest part of alimentary canal. It extends from the pylorus of the stomach to the junction between cecum and ileum. Much of digestion and absorption of food takes place in the small intestine. The small intestine is divided into three parts: Duodenum, Jejunum and Ileum.
The structure of the human alimentary canal. The alimentary canal is a long hollow tube which runs from the mouth to the anus .Together with several other organs, including the liver and the pancreas, it makes up the digestive system.The total length of the human alimentary canal is between 5 and 6 m, from anus to mouth.ach region of the alimentary canal has it own function and different structure. There are 4 basic layers in the wall of the alimentary canal. Working from the inside these are: a) the mucosa b) the submucosa c) the muscularis externa d) the serosa.