The flexor tendons are smooth, flexible, thick strings which bend your fingers-they look a bit like clothesline rope. They work like a bicycle brake cable to bend your fingers, sliding in and out of the finger as it straightens and bends.he flexor tendons are smooth, flexible, thick strings which bend your fingers-they look a bit like clothesline rope. They work like a bicycle brake cable to bend your fingers, sliding in and out of the finger as it straightens and bends.
1 Travel and unfamiliar surroundings. 2  If your dogâs appetite was fine until you went on a trip with him or moved to a new location, it may be that your dog wonât eat because of traveling or the unfamiliar surroundings.hen a dog wonât eat, it is referred to as anorexia. This is different from anorexia nervosa, an eating disorder found in humans. Instead anorexia describes a complete loss of appetite in dogs.
This can happen for many reasons, including: 1  A change in their dog food diet. 2  Eating spicy food or food with too much fat. 3  Experiencing stress.  Having ingested a non-food, such as a toy, paper clip..anything that the dog may have swallowed and should not have.