Jonathan Lajoie (I) Jonathan Lajoie was born in 1980 in Montreal, QuÃ©bec, Canada. He is an actor, known for The League (2009), Let's Be Cops (2014) and Show Me Your Genitals (2008).
The tooth numbering continues by assigning teeth numbers descending to the lower left third molar (number 17) and follows the lower (mandibular) jaw up to the tooth farthest back on the bottom right side of the mouth (number 32).
What is the Total Number of Teeth in the Mouth? An adult person who has all his or her adult teeth should have a total of 32 teeth. These include 8 incisor teeth (four upper and four lower), 4 canine teeth (two upper and two lower), 8 premolars (four upper and four lower), and 12 molars (six upper and six lower). The 4 wisdom teeth are among the molars. A child, who is younger than 6 years old, usually has 20 deciduous teeth. These include 8 primary incisor teeth (four upper and four lower), 4 primary canine teeth (two upper and two lower) and 8 primary molars (four upper and four lower).