Anatomy Lab: maxilla and mandible
The more prominent facial ridge over each of the roots of the maxillary canines, the ___ ____
canine eminence
Inferior to the infraorbital foramen is an elongated depression, the ___ ____ which is just posterosuperior to each of the roots of the maxillary canines
canine fossa
The infraorbital foramen also has a ___ relationship on the ipsilateral side of the face
linear
the ____ nerve is branch of mandibular nerve that provides sensory innervation to the anterior two thirds of the tongue
lingual
Overhanging the mandibular foramen is a bony spine, the _____ which serves as an attachment for the sphenomandibular ligament associated with the temporomandibular joint.
lingula
The _____ is a single fused facial bone that forms the lower jaw and is the only freely movable bone of the skull. This almost horseshoe-shaped bone is also the strongest facial bone, with an upward sloping part at each end
mandible
the _____ nerve (CNV3) branches include the inferior alveolar nerve, incisive nerve, mental nerve, and lingual nerve
mandibular
The incisive nerve is located within the ____ ____ ____, which is an anterior continuation of the mandibular canal bilaterally between the two mental foramina
mandibular incisive canal
Between the coronoid process and the condyle is a depression, the ___ ____ or sigmoid notch
mandibular notch
In the midline on the anterior surface of the mandible is a faint ridge, an indication of the ____ _____, demonstrating the fusion of right and left mandibular processes during the embryologic development of the mandible
mandibular symphysis
On the posterior part of the body of the maxilla is a rounded, roughened elevation, the ____ _____, just posterior to the most distal molar of the maxillary arch
maxillary tuberosity
In the patient, the the median palatine suture is covered by the ___ ___ ____, which is a midline tendinous band of tissue
median palatine raphe
The ____ nerve enters through the mental foramen and innervates the chin and soft tissue
mental
Farther posteriorly on the lateral surface of the mandible is the opening of the ___ ____ which is usually inferior to the apices of the mandibular premolars
mental foramen
The ___ ____ is the the bony prominence of the chin, located inferior to the roots of the mandibular incisors
mental protuberance
Topical anesthetic on the maxillary arch is put in the _____ folds so the dr. can give anesthetic and numb the teeth by infiltration
muccobuccal
A small groove, the ___ ____, passes anteriorly to and inferiorly from the mandibular foramen
mylohyoid groove
Along each medial surface of the body of the mandible is the ____ ___ or internal oblique ridge that extends posteriorly and superiorly, becoming more prominent as it moves superiorly onto the body of the mandible
mylohyoid line
Inferior to the coronoid notch, the anterior border of the ramus becomes the external ___ ____, a crest where the mandibular ramus joins the body of the mandible
oblique line
Which nerve exits the foramen ovale into the infratremporal fossa?
Mandibular nerve CNV3
Posterosuperior on the maxillary tuberosity are the posterior superior ____ ____ that perforate the infratemporal surface of the maxilla multiple times. These foramina are where the posterior superior alveolar nerve branches and blood vessel branches enter the bone from the posterior and then open up onto the infratemporal surface of the maxilla
alveolar foramine
The root of each tooth of the maxillary arch is covered by a prominent facial ridge of bone, a part of the ___ ____ of the maxilla
alveolar process
Superior to this, the part of the lower jaw that usually contains the roots of the mandibular teeth within the alveoli is the ____ ____ of the mandible
alveolar process of the mandible
a ___ is when the nerve itself is reached and the anesthetic is deposited there
block
_____ numb larger areas than infiltration
blocks
The heavy horizontal part of the lower jaw inferior to the mental foramen is the ____ ____ ___ ____ or base
body of the mandible
On the medial surface of the mandibular ramus is the mandibular foramen The mandibular foramen is the opening of the mandibular _____
canal
The anterior border of the mandibular ramus is a thin, sharp margin that terminates in the ___ ____
coronoid process
Inferior to the articular surface of the condyle on the anterior surface of the neck is a triangular depression, the pterygoid ____
fovea
From the anterior view, each frontal process of the maxilla articulate with the ____ bone
frontal
___ ____ or mental spines, four small projections that serve as muscle attachments
genial tubercles
Behind the greater palatine foramen is the lesser palatine foramen which is where the dr. will place anesthetic to numb the soft palate if the patient has what?
hypersensitive gag reflex
The ____ ____ runs through the incisive canal for the lateral, canine, and centrals on one side
incisal nerve
The ____ nerve enters through the mental foramen and innervates the anterior mandibular teeth
incisive
For palatal, infiltration or block can be given. Anesthetic given in the ___ ___ blocks from canine to canine
incisive foramen
In the anterior midline between the articulating palatine processes of the maxillae, just palatal to the maxillary central incisors, is the ___ ___
incisive foramen
the ____ ____ nerve innervates posterior mandibular teeth
inferior alveolar
The incisive and mental nerves fuse to form the ____ ____ ___ which runs through the mandibular canal
inferior alveolar nerve
Each maxilla orbital surface is separated from the sphenoid bone by the ___ ____ ___
inferior orbital fissure
The infraorbital foramen is located approximately 10 mm inferior to the midpoint of the infraorbital rim of the orbit The infraorbital foramen transmits the ____ ____ and blood vessels
infraorbital foramen
The infraorbital sulcus becomes the infraorbital canal and then terminates on the facial surface of each maxilla as the ___ ____
infraorbital foramen
The groove in the floor of the orbital surface is the ___ ___
infraorbital sulcus
The upper jaw or maxilla consists of two maxilla fused together at the single ____ _____
intermaxillary suture
On the inferior aspect, each ___ ___ of the maxilla articulates with the other to form the anterior part of the hard palate
palatine process
Posteriorsuperior on the maxillary tuberosity are the posterior superior alveolar foramina that perforate the infratemporal surface of the maxilla multiple times. These foramina are where the ____ ____ alveolar nerve branches and blood vessel branches enter the bone from the posterior and then open up onto the infratemporal surface of the maxilla
posterior superior
At the lateral edge of each alveolar process of the mandible is a rounded, roughened area, the ___ ____, just posterior to the most distal mandibular molar, if present
retromolar triangle/pad
A shallow depression, the _____ fossa, which contains the sublingual salivary gland, is located superior to the anterior part of the mylohyoid line
sublingual
The maxillary nerve (CNV Division 2) branches into 3 different nerves. The ____ ____ alveolar nerve which comes from the infraorbital foramen and innervates the anterior teeth (canine to canine)
superior anterior
The maxillary nerve (CNV Division 2) branches into 3 different nerves. The ___ ____ alveolar nerve which comes from the infraorbital foramen and innervates the premolars AND the mesiobuccal root of the first molars
superior middle
The maxillary nerve (CNV Division 2) branches into 3 different nerves. The ____ ____ alveolar nerve which enters the maxilla through the maxillary tuberosity (posterior superior alveolar foramina) and innervates the molars EXCEPT the mesiobuccal root of the first molars
superior posterior
The mandible has a movable articulation with the temporal bones at each ___ ___
temporomandibular joint
Anesthetic given in the greater palatine foramen blocks what?
the entire palate
Each maxilla includes a body and four processes:
the frontal zygomatic palatine alveolar processes
Which nerve runs through the foramen rotundum and into the pterygopalatine fossa?
the maxillary nerve CN V2
From the lateral view, each ____ ____of the maxilla articulates at the zygomaticomaxillary suture with the maxillary process of the zygomatic bone laterally, completing the medial part of the infraorbital rim
zygomatic process
