Dental anomaly of teeth associated with defective bone formation is seen in________?

In which one of the following organs the venous emboli are most often iodged?

A histologic evidence of widespread formation of globular hypocalcified dentin and pulp horns reaching the dentinoenamel junction, absence of lamina dura around the tooth in radiograph are the characteristic features of________?

Tongue develops from which branchial arches?

Which of the following is a reactive lesion of the gingiva that may demonstrate bone radiographically and often even microscopically________?

Anterior belly of digastric is supplied by________?