Serotonin neurons in the brainstem are not independent, as once thought, but interact to influence decision-making.

Colored green above, a songbird's cortex, which dominates the bird brain anatomy ... at some point soon these functions will be added to the widely accepted view of their function.

What Is the Nervous System? Your nervous system is your body's main communication system. It sends messages from your brain to the rest of your body and helps you respond to changes inside and ...