a cell that carries info throught the nervous system
nerourn
the junction where one nerourn can transpher an impulse to the next structure.
synapse
the part where the central nervous system is located in the skull and controls the function of the body
brain
a thick coloum of nervous tissue that inks with the brain in the body
spinal cord
an original that produces and relesises chemical throught the blood stream
gland
a process which a system is turned off by the conductive process.
negative feedback
a automatic response that occurs without controll
reflexes