The word cataplexy or cataplexy comes from the Latin "cataplexis" which consists of a sudden dulling of sensitivity in a part of the body that can occur with bilateral loss of muscle tone during wakefulness. Often occurs in connection with intense emotions, during access, hypothermia that is identified synchronously in children who have generalized muscle weakness and hypotonia, mobility and evident from the neonatal period or muscle flaccidity that causes the person to fall suddenly.
This symptom may be one of the first of narcolepsy, also known as gelineau syndrome, which is an autoimmune disease that can occur due to manifestations of drowsiness, which is the heaviness and clumsiness of the senses caused by sleep, this is considered as the only specific symptom of narcolepsy that can affect other diseases or disorders.
In this case, cataplexy is the abnormal disappearance of skeletal motor activity and they realize it because it is as if the muscles are deactivated. In case the person is healthy, it takes place during REM, which is the acronym for Rapid Eye Movement and is one of the stages of sleep. But neuroleptics suffers from cataplexy that normally occurs outside the context of sleep and manifests as a cataplegic.
The cataplexy has focused on cells of the formation that controls muscle relaxation during sleep MOR means that are rapid eye movement of the cells of the magnocellular bulbario that is the lowest of the three segments of the trunk of the brain that is located between the brainstem bridge or annular bulge that is above and the spinal cord is below.