that means that when you got the frost bight your fingers got so cold that it killed the nail tissue.
frostbite
People's fingernails are designed to protect the ends of our fingers, which are much more delicate than fingernails are.
fingernails
Possibly Reynaud's syndrome, particularly if there are color changes in your fingers. Or frostbite, or maybe you are getting too cold. or maybe that thing i say on csi that had something to do with cyan(color) in your fingernails.
Sir Ranulph Fiennes lost the tips of his fingers to frostbite during an expedition to the North Pole in 2000. He had to undergo surgery to remove the dead tissue to prevent infection. Despite this setback, Fiennes continued to pursue his adventurous lifestyle.
They are to be found at the end of the top surface of your fingers.
Well when you get frostbite your fingers would be come extremely cold. Therefore the fingers want heat. Endothermic is absorbing heat. Thus cold fingers are endothermic. Now this endothermic does assume that the environment that the fingers are in are warmer than they are. Otherwise they would lose more heat to the environment. In thermodynamics heat always travels from warm source to cold source until an equilibrium is reached.
It is important to protect the body and skin from frostbite as one could lose a finger if it is subjected to frostbite. The cold weather impacts on the circulation of the body.
frostbite
What has five fingers but no fingernails? A glove.
Very unlikely. Your fingers and toes are most susceptible to frostbite, and about the only way to get frostbitten buttocks is to sit in snow or ice for an extended period of time.
Frostbite usually effects the body's extremities such as the toes and fingers.