Flexion is the most extensive of all the movements of the vertebral column, and is freest in the lumbar region. In extension, or movement backward, an exactly opposite disposition of the parts takes place. This movement is limited by the anterior longitudinal ligament, and by the approximation of the spinous processes.
Iodine Allergy in Dogs. As crabs contain small amounts of iodine, and some dogs are allergic to iodine, observer your dog carefully when first giving her crab meat. If your dog shows symptoms such as watery eyes and nose, stomach upset or lethargy, your dog might be allergic to iodine, and itâs not a good idea to continue giving your dog crab meat.
Bathe your dog in a solution of apple cider vinegar for immediate relief. Flea allergy dermatitis is a skin rash caused by an allergic reaction to flea bites. The allergy causes immediate inflammation of the skin, followed by itching and rawness. Dogs can develop such a rash from a single flea bite; in some cases even if the fleas are eliminated the condition can persist.