THE NERVOUS SYSTEM. CHAPTER 10 MEDICAL TERMINOLOGY. FUNCTION OF THE NERVOUS SYSTEM. Have you ever wondered what causes your body to do the things it does? Control of the body’s billions of cells is accomplished by the nervous system the endocrine system
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Have you ever wondered what causes your body to do the things it does?
Let’s examine each of these in detail
What is a neuron?
Branch like projections off the cell body
Receive impulses and conduct the impulses to the cell bodyDENDRITES/AXONS
Axons look like elongated projections
Axons transmit impulses away from the cell body
Groups of wrapped axons are fascicles
There are 3 types of neurons according to the direction in which they transmit impulses
What are neurotransmitters?
The nervous system is divided into 3 parts:
Let’s examine each of these systems
The Central Nervous System consists of:
DIVISIONS OF THE BRAIN
The Dura Mater
The Arachnoid Membrane
The Pia Mater