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.
Olga Kabel. The vagus nerve can be thought of as a superhighway that connects your body and your brain. It innervates most organs in the body; the messages zip along its five lanes of traffic with four lanes delivering information from the body to the brain and one lane moving information from the brain to the body.