Week 2 Dry Flashcards
how many teeth do we have
32
how many incisors in adult
8
how many molars in adult
12
how many canines in adult
4
how many premolars in adult
8
what type of joint is the TMJ
synovial hinge
what bones make the TMJ
temporal bone and mandible
2 articular process that make TMJ
mandibular fossa of temporal bone and condylar process (head) of mandible
muscles of mastication
masseter, temporalis, medial and lateral pterygoid
innervation of muscles of mastication
trigeminal mandibular (V3)
what foramen of the skull base does the V3 pass through
foramen ovale (with another smaller meningeal branch leaving through foramen spinosum)
what branch of the trigeminal innervated some of the suprahyoid muscles
inferior alveolar branch off the mandibular
attachments of temporalis
temporal bone to coronoid process and ramus of mandible
action of temporalis
elevate and retracts mandible
attachments of masseter
maxillary process of zygomatic/ zygomatic arch and angle of mandible
action of masseter
elevate mandible
innervation of masseter
V3
attachments of medial pterygoid
lateral pterygoid plate of sphenoid bone to ramus of mandible
action of medial pterygoid
elevate and protude mandible
attachements of lateral pterygoid
lateral pterygoid plate of sphenoid bone to condylar and coronoid processes of mandible