ANATOMY

Detailed explanation-1: -Nutrients include carbohydrates, proteins, fats, vitamins, minerals and water. Your digestive system breaks down and absorbs nutrients from the food and liquids you consume to use for important things like energy, growth and repairing cells.

Detailed explanation-2: -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-3: -This is the correct answer. The lymphatic system returns fluid that leaks out the blood vessels back into the circulatory system. It does not function to secrete substances.

Detailed explanation-4: -The excretory system gets rid of waste and excess water.