Organs in the digestive system : functions , structure , cells and tissues Introduction Digestion is a very important daily function in human beings and indeed all animals . The Bioengineering Institute (2008 ) divides the organs in the digestive system into two groups , namely those of the gastrointestinal tract and the accessory organs [...]
A cheeseburger bought in the cafeteria is composed of beef , bread and cheese , however , this classification is only important outside , once the cheeseburger enters the body , the body does not see it as a combination of cheese , bread and beef but as lipids , carbohydrates and proteins . These [...]
The digestive process is essential for the body to survive (Horton ,2002 . Proteins , carbohydrates and fats , nutrients necessary for survival , are broken down in the digestive process . The process requires three major phases , sub-divided into mechanical manipulation (ingestion )and chemical action (digestion and absorption .Digestion begins in the mouth [...]
HUMAN DIGESTION The process of digestion in human beings is a complex pathway that involves different types of tissues such as epithelial and muscular tissues (Campbell and Reece , 2004 . Human digestion starts in the mouth where the salivary glands are located along the epithelial lining of the mouth . Saliva that is secreted [...]
How digestive system digest food ? Digestion is the process through which food material is changed into substances that can be used by the cells of an organism . In plants and simple animals , food is broken down by individual cells . In humans and other many celled-animals , food is taken into specialized [...]
Name Institution Instructor Course Code Date CARBOHYDRATE DIGESTION AND ABSORPTION Every activity in human beings requires energy and Carbohydrates being energy giving provide this energy , since the metabolic processes are continuous , this energy also needs to be replaced . The simpler forms of carbohydrates are called sugars which are divided into two groups [...]
