CNS: CNS is a mojor part of the Human body sysytem for all controls function and overall to be called as human and differentiate humans from animals . CONSISTS OF: 1)BRAIN 2)SPINAL CORD BRAIN It's a complex operating oragan of human body that maintain minority indeeds of human needs CONSISTS OF FOUR LOBES 1) FRONTAL LOBE 2) PARTIAL LOBE 3)OCCIPETAL LOBE 4)TEMPORAL LOBE SPINAL CORD It's a column of nerve tissue that run from base of skull down to centre of the back CONSISTS OF: 1) cervical ( neck) 2) Thoracic (chest) 3) Lumbar(lower back) 4) sacral 5)oocygeal