The Primitive brain in humans is what we will call the combination of The Reptilian Brain and Mammalian Brain, characterized by being both impulsive and automatic.
Reptilian Brain
- Inner most part of brain
- Oldest
- Most primitive
- Maintains body functions required to sustain life
- The root of aggression
- “Fight or flight”
Mammalian Brain
- Next evolution after the Reptilian Brain
- Mammal gained the ability to experience feelings about events
- Awareness of self in relation to environment
- Hippocampus and amygdala
- Less controlled by instinct