Here are some surprising âfight-or-fightâ triggers to avoid. As a species, we are tribal people, so from a survival perspective, being alone too much can signal the amygdala to trigger stress responses.
The spinal cord is connected to the brain by the brain stem. The medulla oblongata connects the spinal cord to other structures in the brain stem and the brain proper. The brain stem is responsible for some the most basic processes of survival, including the control of hunger, thirst, blood pressure, body temperature and breathing. Continue Reading.
How? The peripheral nervous system connects the brain and spinal cord to the limbs and organs. In this way, the brain and spinal cord, which comprise the central nervous system, are able to communicate with the rest of the body, providing it with important functions like feeling, movement and regulation of the organs.ow? The peripheral nervous system connects the brain and spinal cord to the limbs and organs. In this way, the brain and spinal cord, which comprise the central nervous system, are able to communicate with the rest of the body, providing it with important functions like feeling, movement and regulation of the organs.