Good puppies start long before breeding ever takes place. Both parents need long-term care -- what dog people call conditioning -- to produce the best offspring. This means regular veterinary care, screening for genetic problems, pre-breeding tests, and regular exercise and good nutrition.
A universally unique identifier (UUID) is an identifier standard used in software construction. A UUID is simply a 128-bit value. The meaning of each bit is defined by any of several variants. For human-readable display, many systems use a canonical format using hexadecimal text with inserted hyphen characters.
U stands for Upper extremities - concerning the hands, arms, shoulder girdle, and upper spine (cervical, thoracic, and upper lumbar) in regard to strength, range of motion, and general efficiency. 1  No loss of digits or limitation of motion; no demonstrable abnormality; able to do hand to hand fighting.