Question

choose the best answer. the central nervous system is made up of... extends to all the organs of the body includes all the nerves of the body consists of the brain and spinal cord consists of all the nerves that connect the skin to the brain

Explanation:

The central nervous system (CNS) in human anatomy and physiology (a subfield of Biology, which is part of Natural Science) is defined as consisting of the brain and spinal cord. The other options describe parts of the peripheral nervous system or incorrect descriptions: "extends to all the organs" and "includes all the nerves" are more related to the peripheral nervous system, and "nerves connecting skin to brain" is also part of the peripheral (sensory) nerves.

Answer:

consists of the brain and spinal cord