Ans: The quick of a dogs nails are the core of the nails that comprise the blood vessels which supply nutrition for the growth of the nails. Additionally, the quick of the nails gives your pets the sensation in the nails. The quick generally recedes into the nail as the pet grows, but this may differ from pet to pet. It is best to identify the quick when cutting nails to prevent injury and discomfort to the pet. It is possible to speed up the process of quick-receding into the nail. This can be achieved through natural abrasion or filing of the nails, and by trimming the nails frequently – this will push the quick inside.