Bearing rein, overcheck or checkrein. 1. A strap running from a horse's back, over the head, to a bit, to prevent the horse from lowering its head beyond a fixed point. Used with harnessed horses.2. An aid where the rein is applied to the horse's neck on the side towards the turn. Opposite of a neck rein.
Quick Answer. An adult human mouth typically contains 32 teeth, including eight premolars, 12 molars, eight incisors, four canines and four wisdom teeth. Children generally have 20 deciduous or baby teeth, including eight molars, eight incisors and four canines. Continue Reading.
There are many differences between human teeth and other animal teeth: 1  Humans only get 2 sets of teeth in their lifetimes, whereas some animals like dolphins only get one, and some animals such as sharks grow multiple sets throughout their lives. 2  Humans have at most 32 teeth, but many animals have way more than we do.