(1) A nonspecific term for any condition that affects multiple arteries. (2) Polyarteritis nodosa, see there. (pol'Ä-ahr'tÄr-Ä«'tis) Simultaneous inflammation of a number of arteries. inflammatory and degenerative lesions of the arterial walls in a number of isolated locations.
The Border Collie comes in two coat varieties: rough or smooth. Both varieties are double coat and weather resistant and are close fitting and thick. The outer coat is either wavy or straight and coarse in texture. The under coat is dense, short, and soft. The rough coat variety has fur of medium length.
12-14 years, oldest living border collie was 26!! The Border Collie is a medium sized bundle of energy, looking rather like a lightly built Australian Shepherd without a bob-tail. The body is slightly longer than the height at the withers. The skull is fairly wide with a distinct stop.