5.3

• all neurological disorders are the result of damage to the nervous system
• neurological disorders affect the brain, the spinal cord and the nerves that connect them
• neurological disorders can affect biological, psychological and social functioning
• research of neurological disorders may be in in-vitro (test tubes) or in-vivo (animals)
• researchers often use animal models to investigate the causes, progress and treatment of neurological disorders in humans
• neurological technologies such as PET scans, MRI scans and CT scans provide images of the physiological impacts or neurological disorders
• new neuroimaging techniques provide even more detailed images or the workings of the brain