Peripheral nervous system.
Afferent neurons transmit information to the CNS.
Efferent neurons transmit information away from the CNS.
- The motor system carries signals to skeletal muscles and is voluntary.
- The autonomic nervous system
regulates the internal environment in an involuntary manner.
- The sympathetic division
- The parasympathetic division
a return to "rest and digest" state.
- The enteric division controls activity of the digestive tract, pancreas, and gallbladder.