Bones of the Axial Skeleton The skull: 8 ___________ ______ facial bones

The Skull The skull protects: _______________________ entrances to respiratory system entrance to digestive system

The Skull Has 22 bones: 8 cranial bones: 14 facial bones: ________________________ 14 facial bones: ______________________________________________________________________

Cranial Bones Enclose the _______________________ Which contains the brain: and its fluids, blood vessels, nerves, and membranes

Structures of Bones ________________: _____________: Foraminae: contacts with other bones _____________: areas of muscle and ligament attachment Foraminae: openings for nerves and blood vessels

The Skull Sutures The immovable joints of the skull The four major sutures Lambdoid suture _____________ Sagittal suture __________________ Copyright © 2009 Pearson Education, Inc., publishing as Pearson Benjamin Cummings

The Skull Lambdoid Suture Coronal Suture Sagittal Suture ____________________________ Coronal Suture ______________________________ Sagittal Suture Between the parietal bones _____________________________ Squamous Sutures Form boundaries between temporal bones and parietal bones Copyright © 2009 Pearson Education, Inc., publishing as Pearson Benjamin Cummings

Copyright © 2009 Pearson Education, Inc Copyright © 2009 Pearson Education, Inc., publishing as Pearson Benjamin Cummings

Copyright © 2009 Pearson Education, Inc Copyright © 2009 Pearson Education, Inc., publishing as Pearson Benjamin Cummings

The Facial Bones of the Skull Maxilla x 2 ___________________ Zygomatic bones x 2 _________________ Mandible x 1 Vomer x 1 Inferior nasal conchae x 2 __________________ Copyright © 2009 Pearson Education, Inc., publishing as Pearson Benjamin Cummings

Facial Bones Copyright © 2009 Pearson Education, Inc., publishing as Pearson Benjamin Cummings

The Facial Bones of the Skull The Maxillae Functions of the maxillae ______________________ Form inferior orbital rim ____________________ Copyright © 2009 Pearson Education, Inc., publishing as Pearson Benjamin Cummings

The Facial Bones of the Skull Figure 7–10a The Maxillae and Palatine Bones. Copyright © 2009 Pearson Education, Inc., publishing as Pearson Benjamin Cummings

The Facial Bones of the Skull The Nasal Bones Functions of the nasal bones ____________________________ Copyright © 2009 Pearson Education, Inc., publishing as Pearson Benjamin Cummings

The Facial Bones of the Skull Inferior Nasal Conchae Functions To create air turbulence in the nasal cavity ______________________________ To warm and humidify inhaled air

The Facial Bones of the Skull The Zygomatic Bones Functions of the zygomatic bones Contribute to the rim and lateral wall of the orbit _____________________________ Copyright © 2009 Pearson Education, Inc., publishing as Pearson Benjamin Cummings

The Facial Bones of the Skull The Lacrimal Bones Functions of the lacrimal bones ____________________________ Form part of the medial wall of the orbit Copyright © 2009 Pearson Education, Inc., publishing as Pearson Benjamin Cummings

The Facial Bones of the Skull Figure 7–11 The Smaller Bones of the Face. Copyright © 2009 Pearson Education, Inc., publishing as Pearson Benjamin Cummings

The Facial Bones of the Skull The Mandible Functions of the mandible _____________________ Copyright © 2009 Pearson Education, Inc., publishing as Pearson Benjamin Cummings

The Facial Bones of the Skull The Vomer Functions of the mandible forms the inferior part of the nasal septum, with the superior part formed by the perpendicular plate of the ethmoid bone Copyright © 2009 Pearson Education, Inc., publishing as Pearson Benjamin Cummings

The Facial Bones of the Skull The Hyoid Bone _______________________ Functions of the hyoid bone _____________ Attaches muscles of the larynx, pharynx, and tongue Copyright © 2009 Pearson Education, Inc., publishing as Pearson Benjamin Cummings

Packet Go to http://msjensen.cehd.umn.edu/webanatomy/skeletons_skulls/default.html Do skull anterior 1 and 2 small or medium Do skull lateral 1 and 3 small or medium Do the activity a show me score for each-it is for a grade Finish skull packet when done