Cork and cork cambium (cork producing cell layer) are external Cortex-this is the primary tissue of the plant stem Phloem & Xylem are the inner most part and are concerned with carrying fluid and nutrients up and down the plant. Source(s): http://en.wikipedia.org/wiki/Bark. Orinoco Â· 9 years ago.
Malocclusion and bruxism are the most common causes of TMJ disorders. 1  Emotional stress is often the underlying cause of a TMJ disorder, as it can contribute to people either consciously or unconsciously tightening facial and jaw muscles and grinding or clenching their teeth.
Allopathic cure for TMJ. In many cases of TMJ , it has been found that doctors often keep looking for local causes of pain and fail to diagnose the exact cause. The result â patient often fail to respond to treatment, whereby the frustration, and anxiety increases. For an effective cure, it is important to correctly diagnose the cause.