There is a long-held belief that jaws developed from a true mandibular gill-bearing arch.

The glossoptosis and micrognathism generally do not require surgery, as they improve to some extent unaided, though the mandibular arch remains significantly smaller than average.

This modification is frequently necessary in the mandibular arch where the canines often erupt before the first premolars.

A fixed mandibular arch from the left first permanent molar to the right fight first permanent molar may be required.

The Vertical dimension of occlusion, a measurement used in dentistry to establish the proper distance between the maxillary and mandibular dental arches.

A 2013 study based on new data places the tooth-whorl at the back of the jaw, where the tooth-whorl occupied the entire mandibular arch.

In some fishes, the palatoquadrate is the dorsal component of the mandibular arch, the ventral one being Meckel's cartilage.

The hyoid articulates with the mandibular arch posteriorly, but it appears to provide little support to the upper and lower jaws.

The root of the mandibular canine, which is fully formed by age 13, is the longest in the mandibular arch.

These cartilages form the cartilaginous bar of the mandibular arch (see p. 66), and are two in number, a right and a left.