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.
3 1 1 1 1 2. If you have a dog not eating you are probably concerned and actually you have good reason to be. Dogs losing their appetite can be caused by simple behavioral or environmental reasons that can be fairly easily addressed at home. Vaccinations are important but occasionally there are unwanted side effects. 2  If you dog stopped eating shortly after receiving a vaccination, check with your vet and see if that is a known side effect. 3  With older dogs it might be that it simply hurts to eat.