The spinal cord is the answer you are looking for.
Recommended you consume less than 2,300 milligrams because more than that can lead to high blood pressure, heart disease or stroke
Blood has three main functions: transport, protection and regulation. Blood transports the following substances: Gases, namely oxygen (O2) and carbon dioxide (CO2), between the lungs and rest of the body. Nutrients from the digestive tract and storage sites to the rest of the body.
Organism. Hope this helps-
