Mandible & Temporomandibular Joint

Question 1

mental foramen (below the second premolar tooth) transmits:

Answer 1

terminal branches of the inferior alveolar nerve and vessels

Question 2

mental spines

Answer 2

give ori- gin to the genioglossus muscles above and the geniohyoid muscles below

Question 3

mylohyoid line

Answer 3

an oblique ridge that runs backward and laterally from the area of the mental spines to an area below and behind the third molar tooth

• submandibular fossa, lies below the posterior part of the mylohyoid line
• sublingual fossa, lies above the anterior part of the mylohyoid line

Question 4

lingula

Answer 4

In front of the foramen is a projection of bone, called the lingula, for the attachment of the sphenomandibular ligament

Question 5

incisive canal

Answer 5

a continuation forward of the mandibular canal beyond the mental foramen and below the incisor teeth.

Question 6

coronoid process

Answer 6

The coronoid process receives on its medial surface the attachment of the temporalis muscle