In fact, during the transition from deciduous, or milk, teeth to permanent teeth, the permanent teeth toward the front of the mouth often tend to crowd, since these are larger than the teeth they replace.
Ajal, mil piimahambad jäävhammastega asenduvad, kipuvad eesmised jäävhambad tegelikult tihti üksteise otsa kasvama, kuna nad on suuremad kui need hambad, mille asemele nad tulevad.