Overview of Nervous System Disorders

What is the nervous system?
The nervous system is a complex, sophisticated system that regulates and coordinates body activities. It is made up of two major divisions:

• central nervous system - consisting of the brain and spinal cord.
• peripheral nervous system - consisting of all other neural elements.

In addition to the brain and spinal cord, principal organs of the nervous system include the following:

• eyes
• ears
• sensory organs of taste
• sensory organs of smell
• sensory receptors located in the skin, joints, muscles, and other parts of the body

What can damage the nervous system?
The nervous system is vulnerable to various disorders and can be damaged by the following:

• trauma
• infections
• degeneration
• structural defects
• tumors
• blood flow disruption

What are the symptoms of nervous system disorders?
The following are the most common symptoms of nervous system disorders. However, each patient may experience symptoms differently and different disorders will cause different symptoms to occur. Symptoms may include:

• delays in developmental milestones
• increase or lack of growth in head size
• changes in activity, reflexes, or movements
• lack of coordination
• changes in level of consciousness or mood
• muscle rigidity, tremors, or seizures
• persistent or severe headaches, migraine, loss of feeling or tingling, or visual changes

The symptoms of a nervous system disorder may resemble other conditions or medical problems. Always consult a General Physician or Neurologist for a proper diagnosis.

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