The cartilage, muscles, ligaments, and tendons, all working as one holding bones together and letting joints move. Muscles connect the joints to the bones. Flexing of the muscles and the ability to bend at the joints moves the bones to accomplish skilled body motions.
Treatment and Survival Rates. Over 70 percent of dogs with parvo die if they are left untreated. The Merck Veterinary Manual reports that the survival rate of treated dogs is 68 percent to 92 percent, underscoring the importance of timely veterinary treatment. Survival rates depend on how quickly the diagnosis is made and treatment is started.
1 With early detection and immediate veterinary care it is possible for a pup to recover - although there are no guarantees (somewhere between 10% and 15% of puppies still die, even with the best treatment).  A full course of puppy shots can give your pup strong protection and immunity from Parvo.