NERVOUS SYSTEM (copy)

Nervous System

Body’s control and communication system

Sends and receives messages

Brain

Controls thoughts, memory, emotions, touch, vision, breathing, and body movements. It is…

Spinal Cord

Transmits messages between the brain and the rest of the body; also coordinates reflex actions.

Nerves

Bundles of fibers that carry messages to and from the CNS to the rest of the body.

Central Nervous System

Processes information and coordinates responses; controls body functions and mental activities.

Cerebrum

Responsible for thinking, memory, voluntary movements, and senses

Cerebellum

Coordinates balance, posture, and voluntary movements.

Brain Stem

Controls basic life functions like breathing, heartbeat, and digestion

Peripheral Nervous System

Connects the CNS to limbs and organs; sends sensory information to the CNS and carries out motor commands.

Neurons

A single specialized cell that transmits electrical and chemical signals in the nervous system. It is the basic functional unit of the nervous system.

Brain, Spinal Cord, Nerves, Muscles

How signals travel

Controls movement

Controls our senses

Controls automatic body functions

Helps respond to stimuli

Functions of the nervous system

Enough sleep

Avoid drugs/alcohol

Healthy diet

Exercise

Stress management

Caring for the nervous system