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.
Dog Food Choices and Feeding Methods. Check the dog food you are offering to make sure itâs not spoiled or out of date. This may be a reason why your dog suddenly doesnât want to eat his food.Make sure the food you are offering is safe, nutritious, and consistent.Donât keep changing the food constantly because this can upset your dogâs digestive system.og Food Choices and Feeding Methods. Check the dog food you are offering to make sure itâs not spoiled or out of date. This may be a reason why your dog suddenly doesnât want to eat his food.