The National Football League runs a seventeen-week, 256-game regular season. Since 2001, the season has begun the week after Labor Day and concluded the week after Christmas. The opening game of the season is normally a primetime home game for the league's defending champion.
Caudal anesthesia: Anesthesia produced by injection of a local anesthetic into the caudal canal, the sacral portion of the spinal canal. Caudal anesthesia is used to provide anesthesia and analgesia (pain relief) below the umbilicus.It may be the sole anesthetic or combined with general anesthesia. Also known as caudal epidural anesthesia or a caudal block.audal anesthesia is used to provide anesthesia and analgesia (pain relief) below the umbilicus. It may be the sole anesthetic or combined with general anesthesia. Also known as caudal epidural anesthesia or a caudal block.
The metasoma, the scorpion's tail, comprises five caudal segments (the first tail segment looks like a last mesosoman segment) and the sixth bearing the telson (the sting). The telson, in turn, consists of the vesicle, which holds a pair of venom glands, and the hypodermic aculeus, the venom-injecting barb.