1. Structures of A Nervous System

Question 1

What are the two systems of the nervous system?

Answer 1

• Central Nervous system
• Peripheral Nervous system

Central:body’s master control unit|Peripheral: links body to world

Question 2

What are the properties of the Central Nervous System?

Answer 2

• Consists of the spinal cord, brain and brain stem
• Spinal cord has a column of nerves between brain stem and the peripheral nervous system
• Brain stem connects spinal cord to brain

Question 3

What is the Pupose of the Central Nervous System?

Answer 3

• Takes in sensory messages and sends out messages to the muscles and glands

Question 4

What are the properties of the Peripheral Nervous System?

Answer 4

• Consists of the automatic nervous system and somatic nervous system. The automatic system in depth has two systems within: the sympathetic system and parasympathetic system.

Question 5

What is the purpose of the Peripheral Nervous System?

Answer 5

• The autonamic system regulates the involuntary things we do (ie. heart beat, breathing, blinking, peristalisis)
• In depth, the automatic system has a sympathetic system that prepares body for fight or flight and parasympathetic system conserves energy.
• The somatic system regulates voluntary things (walking, skeletal muscles)