15-2 Science

Term Definition
Central Nervous System consists of the brain and spinal cord.
Peripheral Nervous System includes all the nerves located outside of the central nervous system.
Brain located in the skull, is the part of the central nervous nervous system that controls most functions in the body.
Spinal Cord is a thick column of nervous tissue that links the brain to most of the nerves in the peripheral nervous system.
Cerebrum interprets input from the senses, controls movement, and carries out complex mental processes such as learning and remembering.
Cerebellum coordinates muscle action and balance.
Brain Stem controls involuntary actions such as breathing and heart rate.
Somatic Nervous System control voluntary actions.
Autonomic Nervous System controls involuntary actions.
Reflex is a response that happened automatically.
Concussion temporary unconsciousness caused by a blow to the head. The term is also used loosely of the aftereffects such as confusion or temporary incapacity.

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