HCP 224

Control and coordination (chapter 15):  The mammalian nervous system is made up of central nervous system (brain and spinal cord) and peripheral nervous system (cranial and spinal nerves)  Communication using nerve action potentials (brief changes in the distribution of electrical change across the cell surface membrane, caused by rapid movement of Na ions) / impulses which travel along nerve cells (neurones) at very high speeds to their target cells  Compare the nervous and ...