The number of bones, in each half of the lower jaw of a mammal, is

Question

The number of bones, in each half of the lower jaw of a mammal, is (A) 6 (B) 3 (C) 5 (D) 1

Tardigrade Admin · Accepted Answer

Lower jaw or mandible of humans on either side consists of a single bone, the dentary. Both dentaries remain united anteriorly at mandibular symphysis. Therefore, mandible is a single bone which consists of two dentary bones (practically two bones but theoretically a single bone).

Q. The number of bones, in each half of the lower jaw of a mammal, is

6

3

5

1

Lower jaw or mandible of humans on either side consists of a single bone, the dentary. Both dentaries remain united anteriorly at mandibular symphysis. Therefore, mandible is a single bone which consists of two dentary bones (practically two bones but theoretically a single bone).