cortices. 1  1a (1) : the outer or superficial part of an organ or bodily structure (such as the kidney, adrenal gland, or cerebellum or a bone); especially : cerebral cortex (2) : the proteinaceous usually pigmented layer of a hair below the cuticleb : the outer part of some organisms (such as paramecia)
If a toenail has completely fallen off, it can take up to 18 months for it to grow back. A toenail can take longer to grow back if the nail bed has permanent damage. In some cases, old nails do not completely fall off, and they act as a protective...
It takes a long time (about 6 months) for the nail to grow out, but the fungus is gone. However, it does come back and the treatment has to be repeated.â M.W. âI have had fungus and nail bed damage on my right thumb nail (about half way up the nail) for approximately 8 eight years.t takes a long time (about 6 months) for the nail to grow out, but the fungus is gone. However, it does come back and the treatment has to be repeated.â M.W. âI have had fungus and nail bed damage on my right thumb nail (about half way up the nail) for approximately 8 eight years.