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.
The spinal cord is a thick nerve trunk that forms the brainâs most important connection to the body and carries all signals to and from the brain that are not provided by the cranial nerves. The spinal nerve extends from the inferior end of the brain stem and passes through the foramen magnum of the skull into the neck.