The Nervous System

Table of Contents

11/6/13 Nervous System Vocab53

11/6/13 Nervous System Diagrams54

Nervous System:Brain:Nerves (neurons):Spinal Cord:Autonomic:Somatic:

Functions of the Nervous System

1) Receives Information2) Responds to Information

The Nervous System

• The control center for the entire body.

• Made up of brain, spinal cord, and neurons.

Brain

• Coordinates actions and reactions

Nerves/Neurons

• Cells that carry messages back and forth from the brain.

Spinal Cord

• A group of neurons along the spine that carries information from the brain to the rest of the body.

Autonomic

• When your nervous system works automatically, like when your heart beats.

Somatic

• When you tell your body what to do (voluntary), like petting a cat.

Nervous System Diagrams p 54Nervous System DiagramLabel Brain, Spinal Cord, Nerves

Autonomic Nervous System

Draw three examples of human body functions controlled by

the autonomic nervous system.

Somatic Nervous System

Draw three examples of human body functions

controlled by the somatic nervous system.

Don’t Touch That Cactus!

Draw someone touching a cactus, and the path of the

impulse as it travels through the nervous system.