this is how the brain works in the center part the brain is where the cells that produce serotonin and norepinephrine modified the rest to the brain just like a dimmer switch can control how light or dark a whole room is just from one small area each cell has connections half-a-million other cells and you'll have to under fifty thousand in your whole brain the signal comes down the nerve it releases these chemicals which then go across the space called the synapse
once those chemicals Philip the receptors on the left side at the synapse
the signals sent that's how the nerve on the right influences the nerve on the left here's a higher magnification have the same thing the signal comes down the
nerve it releases goes across which is critical mass now such back up in the l.a back him system
now the body will recycle some other but the rest a bit is destroyed and thrown away and how much is destroyed
and thrown away is dependent upon your family characteristics so if you don't have enough