1。 Position, starting from the middle axis of symmetry, the third pair of teeth on the left and right sides are tiger teeth, which dentists call 3.

2。 Shape, tiger tooth shape is, the cutting edge is sharp (of course, it is not uncommon for individuals to wear out when they are old)

3。 Open your lips and look at your gums. You can see the bony shape (covered with mucosa) at the root protuberance. The longest and strongest is the root of tiger tooth (by the way, don't pull out the permanent teeth of tiger tooth). Because tiger teeth play a role in supporting the shape of face and mouth, it will lead to asymmetric invagination of face after being pulled out.