THORAX ABDOMEN AND PELVIS

Detailed explanation-1: -The small intestine absorbs most of the nutrients in your food, and your circulatory system passes them on to other parts of your body to store or use. Special cells help absorbed nutrients cross the intestinal lining into your bloodstream.

Detailed explanation-2: -Small intestine. The walls of the small intestine absorb the digested nutrients into the bloodstream. The blood delivers the nutrients to the rest of the body.

Detailed explanation-3: -The middle part of your small intestine is the jejunum. The jejunum absorbs most of your nutrients: carbohydrates, fats, minerals, proteins, and vitamins. The lowest part of your small intestine is the ileum.

Detailed explanation-4: -Water and electrolytes. Carbohydrates, after digestion to monosaccharides. Proteins, after digestion to small peptides and amino acids. Neutral fat, after digestion to monoglyceride and free fatty acids.