An object, usually a metal bar, placed into the mouth of a horse, held on by a bridle and used with reins to direct and guide the animal. Occasionally made of other materials, including rubber.May be solid or jointed and may have rollers or other attachments added, usually in the center.
There are 32 teeth in the human mouth, including the wisdom teeth at the back that most people have removed. But how many of them do we seriously need? This question has exercised dentists since the dawn of the NHS with its cash-limited budget for treatment.
The adult mouth contains 32 permanent teeth, consisting of the following teeth types: 4 third molars (also called wisdom teeth) 4 second molars (also called 12-year molars) 4 first molars (also called 6-year molars) 4 second bicuspids (also called second premolars) 4 first bicuspids (also called first premolars) 4 cuspids (also called canine or eye teeth) 4 lateral incisors. 4 central incisors.