Root completion of Mandibular Lateral incisor tooth occurs at an age of
**Core Concept**
The root completion of teeth is an essential aspect of dental development, which is a crucial part of orthodontics, pediatric dentistry, and forensic odontology. The timing of root completion varies among different teeth, and it is essential to understand these developmental milestones for accurate diagnosis and treatment planning.
**Why the Correct Answer is Right**
The root completion of mandibular lateral incisors typically occurs between 12 to 16 years of age. This is because the root development of mandibular incisors is a continuous process that starts at birth and continues until late adolescence. The root completion of mandibular lateral incisors is a critical milestone in dental development, as it marks the end of root growth and the beginning of root maturation.
**Why Each Wrong Option is Incorrect**
* **Option A:** This option is incorrect because the root completion of mandibular lateral incisors does not occur before the age of 10.
* **Option B:** This option is incorrect because the root completion of mandibular lateral incisors does not occur after the age of 18.
* **Option D:** This option is incorrect because the root completion of mandibular lateral incisors does not occur at birth.
**Clinical Pearl / High-Yield Fact**
It is essential to note that the timing of root completion can vary among individuals, and this variation can be influenced by genetic, environmental, and nutritional factors. Therefore, it is crucial to consider these factors when evaluating dental development in children and adolescents.
**Correct Answer: C. 12 to 16 years of age.**