Exam 3: Masseteric, Temporal and Infratemporal Regions

Where is the masseteric region?

Where is the temporal region?

What is included in the temporal region?

What does the temporal fossa contain?

How are the fibers of the temporal muscle oriented?

Where is the infratemporal region?

Infratemporal region
Lateral wall: 

Infratemporal region
Anterior wall: 

Infratemporal region
Medial wall: 

Pterygopalatine fossa:

Pterygomaxillary fissure:

The pterygomaxillary fissure joins the what bony structure at a right angle?

What are the contents of the pterygopalatine fossa?

How thick is the body of the maxilla?

Infratemporal region
Roof: 

What is the shape of the roof of the infratemporal fossa?

The roof of the infratemporal fossa is perforated by which foramen?

What passes through the foramen ovale?

What passes through the foramen spinosum?

What are the two parts of the masseteric region?

What are the contents of the infratemporal fossa?

What is the pterygoid plexus?

What is the most medial structure in the infratemporal region?

Where does the mandibular nerve enter the ifratemporal fossa?

How long is the undivided trunk of the mandibular nerve?

What does the trunk of the mandibular nerve divide into?

Is the anterior division of the mandibular nerve motor or sensory?

Is the posterior division of the mandibular nerve motor or sensory?

What are the branches of the trunk of the mandibular nerve?

What are the branches of the anterior division of the mandibular nerve?

Is the buccal branch of the anterior division of the mandibular nerve motor or sensory?

What are the branches of the posterior division of the mandibular nerve?

How many parts is the maxillary artery divided into?

Where do the branches of the 1st and 3rd parts of the maxillary artery pass through?

Where do the branches of the 2nd part of the maxillary artery go?

Where do branches of the first part of the maxillary artery arise?

What are the branches of the first part of the maxillary artery?

What does the deep auricular artery supply?

What does the typanic artery supply?

What does the middle meningeal artery supply?

What does the accessory meningeal artery supply?

What does the inferior alveolar artery supply?

What are the branches of the 2nd part of the maxillary artery?

What does the massteric artery supply?

What do the two deep temporal arteries supply?

What does the pterygoid artery supply?

What do the buccal branches supply?

After the maxillary gives off branches to mm of mastication it leaves the infratemporal fossa by passing through what?

After the maxillary artery passes through the pterygomaxillary fissure, where does it go?

Veins corresponding to branches of maxillary artery form what plexus?

Where are the pterygoid plexus?

The pterygoid plexus has important connections with which veins?

What does the pteryogoid plexus pass through to connect with the cavernous sinus?

What connects the pterygoid plexus with the facial vein?

Where does the pterygoid plexus end?

The maxillary vein follows which artery deep to the neck of the mandible?

The maxillary vein joins with what vein?

When the maxillary vein joins with the superficial temporal vein, it forms what?

Why might an abcess tooth become dangerous if infected?

Otic ganglion:

The otic ganglion is an important relay station for the preganglionic parasympathetic fibers of which nerve?

The otic ganglion has preganglionic parasympathetic fibers of the glossopharyngeal nerve which are destined for what?

Where does the lesser petrosal nerve descend?

When the lesser petrosal nerve descends through the foramen ovale it brings what kind of fibers to the otic ganglion?

The postganglionic fibers of the lesser petrosal nerve travel with which other nerve to the parotid gland?

What are the bony parts of the temporomadnibular joint (TMJ)?

What caps the head of the mandible and projects forward under the articular tubercle in the TMJ?

What does the articular disc of the TMJ do?

What is the articular disc firmly fixed to?

Wha tendon is partly inserted into the articular disc's anterior margin?

The articular disc implies two types of movement where?

What movements occur in the lower joint cavity?

What do hinge movements between head and disc permit?

In the upper joint cavity, the disc and head of the TMJ do what types of movements?

The disc and head of the TMJ glide together on articular tubercle permit what?

What ligaments are external to the joint capsule?

The thickened joint capsule is at which ligament?

What is mandibular elevation?

What is depression of the mandible?

What are lateral movements of the mandible?

What is protrusion of the mandible?

Besides muscles, what accomplishes depression of mandible?

Which muscles allow mandibular elevation?

What allows depression of mandible?

What allows lateral movements of mandible?

What performs protrusion of the mandible?

What allows retraction of the mandible?