Epidural anesthesia is a regional anesthesia that blocks pain in a particular region of the body. The goal of an epidural is to provide analgesia, or pain relief, rather than anesthesia, which leads to total lack of feeling. Epidurals block the nerve impulses from the lower spinal segments.
Tigers live for about 25 years both in captivity and in the wild. 42. Cats in general have been found to have a better memory than any other animal, including humans, being several hundred times better than dogs and dozens of times better than primates.
1 In the wild, lions live for an average of 12 years and up to 16 years. 2  They live up to 25 years in captivity. 3  The mountain lion and the cheetah share an ancestor. 4  Cheetahs do not roar, as the other big cats do.5  Instead, they purr. The mountain lion and the cheetah share an ancestor. 2  Cheetahs do not roar, as the other big cats do. 3  Instead, they purr. 4  Tigers are excellent swimmers and do not avoid water.