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.
Top 10 facts about the world. There are a total of 32 permanent or adult teeth that erupt in the human mouth. With the exception of the third molars, which come through a few years after all the others, most of these will have pushed through the gums by the time a child reaches the age of 13 or so. As this transition happens, proper dental care is critical, and many children have to make adjustments to what and how they eat.