differences between left and right hemispheres. 1  for many functions, there are no substantial differences between the left and right hemispheres. 2  lateralization of function is statistical rather than absolute. 3  tendencies:
When the nail plate separates from the nail bed, it causes a white discoloration. This is called onycholysis. This can be due to infection, trauma, or products used on the nails. Other causes for onycholysis include psoriasis and thyroid disease. Pitting. Pitting refers to small depressions, or little pits in the nail.
Having a toenail come loose and even go so far as to fall off can be a frightening and disturbing thing, but this information can put your mind at ease and alleviate some of the stress you feel when dealing with such a thing. Believe it or not, this is a common happenstance and is known as onychoptosis.