- Excitatory -Considered to be both a neurotransmitter nd hormone;increasing energy production in the body by stimulating the body to break down stored carbohydrates.
- Excitatory - -considered to be both a neurotransmitter nd hormone;increasing energy production in the body by stimulating the body to break down stored carbohydrates;Increasing heart contractions and blood flow and oxygen to muscles and brain; Attention and learning.
-inhibits the firing of neurons -Inhibitory
- Feeling calm, peaceful, balanced, and stable, including desires and choices for food; Regular sleep cycle. -inhibitory
- Inhibitory -emotions, feelings of fear and anxiety;Feelings of motivation and reward; Learning and memory; Appetite; sexual behaviour.
- Coordinated, fluid movement. - Excitatory.
