Question

The center of digestion is in the duodenum. Explain the process of digestion andabsorption of macromolecules in the duodenum *

Answer 1

Ang: Digestioni ܀ are The mouth is the beginning of the digestive tract. Digestion starts here as soon you take first bite of a meal. There 4 steps in digestion process They are : 1. Ingestion 2. Mechanical & chemical breakdown of tood 3. Nutrient absorption 4: Elimination of indigestible food zy The by which tood " broken up physically, poolers in the alimentary canal by tee the chemically by enzymes, converted into substante which 'fits tor absorption & assimilation into body is called digestion Digestion is the process by which insoluble food, consisting of large molecules is broken down into soluble compounds => Digested food is absorbed & then assimilated by celle Digestive tracé is also called as Alimentary canal lout. swallowing, food is directed into - peristalsis is' the wave-like motions of the, alimentary canal which food forwards o stomach, stores, food for some timelz-bhos) small nutrients obtained through" digestion from food non-digested substances = on gullet I oesophagus move the and it slowly -> Egestion bobby e'de fecation)

enzymes: popyin' glycosidie Tomio Occharides, trom' Absorption of macromolecula in duodenum protein digestion, occurs in stomach and duodenum 4hrough the action of 3 main secreted by stomach, tyy'psin chymotrypsish secreted by panireas. → carbohydrates digestion the bonds by amylase - The main enzyme is pancreatic, amylase, which are salivary pancreatic broken staranyieldi