What happens to the fat we take in meals? When we eat fat, it is digested and absorbed in our gastrointestinal tract. Some fat is not absorbed and excreted. Fat is one of the three macronutrients of human food, along with carbohydrates and proteins. Fat is a very good source of energy and essential for cell formation and vitamin absorption. It is vital for good health. However, an excess of fat is hazardous for our health. Let us delve into the fate of fat in our body. Digestion of fat: Lipids are large molecules, and unlike carbohydrates and proteins, they are not soluble in water and do not mix with the watery blood. So, they like to cluster together in large droplets in a liquid surrounding the gastrointestinal tract. The digestive process breaks those large droplets of fat into smaller droplets, and then enzymes digest lipid molecules using enzymes called lipase. In the mouth: Chewing breaks food into smaller particles and mixes them with saliva. Lingual lipase be
Plasma Keywords : Green plasma, Opaque plasma, ‘Dried plasmas strips of material, Reddish or dark brown, convalescent plasma therapy Simulated body fluid .’ Table of contents ------------------------------------- 1. Definition 2. Composition of plasma 3. Functions 4. Uses of plasma --------------------------------------- Definition : Blood is a living connective tissue in a fluid state and clots when outside blood vessels. The average blood volume is 5 liters (range 5-6 liters) and consists of fluid and cellular portions. Plasma is the fluid portion of blood. Blood consists of two parts: The liquid portion of the blood is known as plasma. Plasma constitutes 55% of the total blood volume. Plasma is a clear, light yellow-colored fluid due to bilirubin, hemoglobin, and transferrin. The color of plasma may vary in abnormal conditions: Green plasma may be due to ceruloplasmin or some medicine, e.g. sulfonamides.