ANATOMY

Detailed explanation-1: -Chemical digestion is the enzymatic cleavage of proteins, carbohydrates, and fats into tiny amino acids, sugars, and fatty acids. Once food enters the mouth, it mixes with saliva and gets chewed through the process of mastication.

Detailed explanation-2: -The chemical digestion of proteins happens due to acidic digestive fluids that are secreted by the gastric glands, called gastric juices.

Detailed explanation-3: -Most mechanical and some chemical digestion occur in the stomach. Mechanical digestion occurs as layers of muscle in the stomach lining contract to produce a mixing and churning motion. Chemical digestion is carried out by stomach juices that contain enzymes and hydrochloric acid.

Detailed explanation-4: -This is the process where complex molecules like proteins, fats, and carbohydrates are broken down into smaller pieces that your body can use. It requires special proteins called enzymes. Movements. There are many movements that keep food going through your digestive system.

Detailed explanation-5: -In your stomach, unique chief cells secrete digestive enzymes. One is pepsin, which breaks down proteins. Another is gastric lipase, which breaks down triglycerides.