The nervous system

Sense organs : they respond ____________________ a stimulus and send impulses along the ____________________ nerves . Sensory nerves : they carry ____________________ from the ____________________ organs and internal organs to the central nervous ____________________ . Central ____________________ system : it receives and interprets ____________________ and produces responses . it is made up of the spinal cord and ____________________ brain . Spinal cord : ____________________ spinal cord produces fast and automatic responses . ____________________ : the brain ____________________ inside the cranium and it ____________________ decisions ____________________ gives orders . ____________________ nerves : the central nervous system ____________________ the information received and ____________________ impulses along motor nerves carry ____________________ from the central nervous system to the muscle in the ____________________ system . Musculosskeletal system : it brings ____________________ response . ____________________ response can be either a voluntary or an involuntary ____________________ . Involuntary ____________________ : are ____________________ by the spinal cord action . our reflexes are ____________________ movements . reflexes are fast and automatic response .