Tooth J – Upper left baby second molar
5th baby tooth back from the middle, upper left.
- International
- 65
- Palmer
- E
- Type
- Baby molar
- Roots
- 3
- Comes in
- 25–33 months
- Falls out
- 10–12 years
The last baby tooth at the back of the upper left row.
- In front: I upper left baby first molar
- Behind: nothing. It's the last tooth in the row.
- Same tooth on the other side: A upper right baby second molar
- Bites against: K lower left baby second molar
upper left second premolar (#13), which comes in after this tooth falls out at 10–12 years.
This tooth is J in the US and 65 internationally, where the 6 means the upper left quarter and the 5 is its place counting from the front.
In Palmer it's E, but in the US system E is the upper right baby central incisor.
American Dental Association 2024; Harris 2005; American Dental Association 2012; Ozcan et al. 2016; Tafti et al. 2023. Full titles are on the About page.