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.
By age two, we should have approximately 20 primary teeth. As we get older, these teeth shed and an adult human should have 32 teeth. Most people, however, have their wisdom teeth extracted and as a result end up with 28 teeth. Sometime teeth are also removed for orthodontic purposes or for braces.