Myelin is an insulating layer that forms around nerves, including those in the brain and spinal cord. It is made up of protein and fatty substances.
The purpose of the myelin sheath is to allow impulses to transmit quickly and efficiently along the nerve cells. If myelin is damaged, the impulses slow down. This can cause diseases such as
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Source: ADAM Encyclopedia
Lipofuscinoses; Batten disease; Jansky-Bielschowsky; Kufs' disease; Spielmeyer-VogtSymptomsAbnormally increased muscle tone or spasm... Read more »
Source: ADAM Encyclopedia
Hearing loss is the total or partial inability to hear sound in one or both ears. This article focuses on hearing loss in infants.Alternative... Read more »