Anxiety does evoke the same fight or flight response that stress does, which means, like stress, anxiety will trigger a flood of stress hormones like cortisol designed to enhance your speed, reflexes, heart rate, and circulation.
The organs produce digestive chemicals (enzymes and acids) that break down the nutrients into simpler forms so that absorption through the intestinal wall and into the blood stream can occur. Mechanical and Chemical Digestion. There are two kinds of digestion: mechanical and chemical.he organs produce digestive chemicals (enzymes and acids) that break down the nutrients into simpler forms so that absorption through the intestinal wall and into the blood stream can occur. Mechanical and Chemical Digestion. There are two kinds of digestion: mechanical and chemical.
Bile from the gallbladder also aids in the digestion and absorption of fats in the small intestine. The small intestine is responsible for most chemical digestion of food, and absorption of nutrients including proteins, fats, and carbohydrates.Once the small intestine has extracted the nutrients, the remaining waste proceeds to the large intestine.nzymes in the saliva start the chemical digestion of food. Amylase starts the breakdown of carbohydrates, while salivary lipase begins the breakdown of fats.