Psychology U3 AOS1 DP1 glossary

Define CNS

The brain and the spinal cord processes and coordinates responses to sensory stimuli.

Define brain

A complex structure that receives and processes sensory stimuli from the body and coordinates responses, including voluntary movements, emotions and conscious thought.

Define spinal cord

A dense bundle of nerves that carries sensory information from the body to the brain and motor information from the brain to the body.

Define spinal reflex

An involuntary and unconscious response to a stimulus involving the spinal cord, which occurs without input from the brain.