Parts And Function Of Excretory, Nervous & Respiratory Systems: YES or No. Write YES If the statement is true and NO if it is false. 21. Excretory system is the organ that is responsible for eliminating wastes from the body. 22. The digestive system is the part of the excretory that collects and eliminates liquid wastes. 23. Kidneys eliminate water, urea, and other wastes products in the form of urine. 24. It is in the kidneys where urine is temporarily stored before elimination from the body. 25. The nervous system controls, regulates and coordinates most of our body functions. 26. The spinal cord controls body movement, emotions, feelings and vital sign of life such as breathing 27. Respiratory system takes charge of the breathing process. 28. It is in the bronchial tubes where exchange of gases takes place.