A Honor Society of Nursing (STTI) answered. There are several causes of fissured tongue. Exposure to irritants such as spicy food or tobacco or rubbing the tongue over teeth that are broken or uneven may cause irritant and pain. Also, if an individual bites or chews on the tongue, fissures may develop. An individual may chew on the tongue during sleep or during stress.
Gross profit is the amount of revenue that a company brings in before subtracting the expenses associated with that revenue. It is reported on the classified income statement. It's different from operating profit, which is actually gross profit minus operating expenses.
Width: distance across from side to side. Check to see what the Maths Dictionary says by clicking on this link, then clicking on the W category, then clicking on the word Width.