Lipids. Lipids are important constituent of of the diet because they are a source of high energy value. Lipids are also important because of the fat-soluble vitamins, and essential fatty acids found in the fat of the natural food stuffs. Body fat serves as a very good source of energy, it is stored in adipose tissues.ats and Oils (triglycerides and triacylglycerols) - These are esters of fatty acids with a trihydroxy alcohol, glycerol. A fat is solid at ordinary room temperature, an oil is liquid. Simple Triglycerides-Simple triglycerides are one in which three fatty acids radicles are similar or are of the same type.
Large bowel resection is surgery to remove all or part of your large bowel. This surgery is also called colectomy. The large bowel is also called the large intestine or colon. 1  Removal of the entire colon and the rectum is called a proctocolectomy.  Removal of all of the colon but not the rectum is called subtotal colectomy.
1 Cecum: This first section of your large intestine looks like a pouch, about two inches long. It takes in digested liquid from the ileum and passes it on to the colon.  Colon: This is the major section of the large intestine; you may have heard people talk about the colon on its own.