C h a p t e r 6 The Skeletal System Axial Division Copyright 2009 Pearson Education Inc publishing as Pearson Benjamin Cummings Introduction The axial skeleton Functions as a framework that supports and protects organs in the dorsal and ventral body cavities Contains the special sense organs for taste smell hearing balance and vision Attachment sites for muscles that Adjust the posture of the head neck and trunk Move the thoracic cage for respiration Stabilize the appendicular skeleton Copyright 2009 Pearson Education Inc publishing as Pearson Benjamin Cummings Introduction Figure 6 1 The Axial Skeleton Copyright 2009 Pearson Education Inc publishing as Pearson Benjamin Cummings The Skull and Associated Bones Figure 6 2 Copyright 2009 Pearson Education Inc publishing as Pearson Benjamin Cummings Cranial and Facial Subdivisions of the Skull The Skull and Associated Bones Figure 6 3a Copyright 2009 Pearson Education Inc publishing as Pearson Benjamin Cummings The Adult Skull Posterior View The Skull and Associated Bones Figure 6 3a Copyright 2009 Pearson Education Inc publishing as Pearson Benjamin Cummings The Adult Skull Posterior View The Skull and Associated Bones Figure 6 3a Copyright 2009 Pearson Education Inc publishing as Pearson Benjamin Cummings The Adult Skull Posterior View The Skull and Associated Bones Figure 6 3b The Adult Skull Superior View Copyright 2009 Pearson Education Inc publishing as Pearson Benjamin Cummings The Skull and Associated Bones Figure 6 3c The Adult Skull Lateral View Copyright 2009 Pearson Education Inc publishing as Pearson Benjamin Cummings The Skull and Associated Bones Figure 6 3c The Adult Skull Lateral View Copyright 2009 Pearson Education Inc publishing as Pearson Benjamin Cummings The Skull and Associated Bones Figure 6 3d Copyright 2009 Pearson Education Inc publishing as Pearson Benjamin Cummings The Adult Skull Anterior View The Skull and Associated Bones Figure 6 3d Copyright 2009 Pearson Education Inc publishing as Pearson Benjamin Cummings The Adult Skull Anterior View The Skull and Associated Bones p Figure 6 4 Copyright 2009 Pearson Education Inc publishing as Pearson Benjamin Cummings Sectional Anatomy of the Skull Part I The Skull and Associated Bones p Figure 6 4 Copyright 2009 Pearson Education Inc publishing as Pearson Benjamin Cummings Sectional Anatomy of the Skull Part I The Skull and Associated Bones Bones of the Cranium The cranial cavity is a fluid filled chamber that supports and protects the brain It is made up of the Occipital Parietal 2 Frontal Temporal 2 Sphenoid Ethmoid Copyright 2009 Pearson Education Inc publishing as Pearson Benjamin Cummings The Skull and Associated Bones Figure 6 6a The Occipital Bones Copyright 2009 Pearson Education Inc publishing as Pearson Benjamin Cummings The Skull and Associated Bones Figure 6 6b The Occipital Bones Copyright 2009 Pearson Education Inc publishing as Pearson Benjamin Cummings The Skull and Associated Bones Figure 6 3e The Adult Skull Inferior View Copyright 2009 Pearson Education Inc publishing as Pearson Benjamin Cummings The Skull and Associated Bones Figure 6 3e The Adult Skull Inferior View Copyright 2009 Pearson Education Inc publishing as Pearson Benjamin Cummings The Skull and Associated Bones Figure 6 6 The Parietal Bones Copyright 2009 Pearson Education Inc publishing as Pearson Benjamin Cummings The Skull and Associated Bones Figure 6 7a Copyright 2009 Pearson Education Inc publishing as Pearson Benjamin Cummings The Frontal Bone The Skull and Associated Bones Figure 6 7b The Frontal Bone Copyright 2009 Pearson Education Inc publishing as Pearson Benjamin Cummings The Skull and Associated Bones Figure 6 7c The Frontal Bone Copyright 2009 Pearson Education Inc publishing as Pearson Benjamin Cummings The Skull and Associated Bones Figure 6 8a b The Temporal Bone Copyright 2009 Pearson Education Inc publishing as Pearson Benjamin Cummings The Skull and Associated Bones Figure 6 8c The Temporal Bone Copyright 2009 Pearson Education Inc publishing as Pearson Benjamin Cummings The Skull and Associated Bones Figure 6 8d The Temporal Bone Copyright 2009 Pearson Education Inc publishing as Pearson Benjamin Cummings The Skull and Associated Bones Figure 6 9a Copyright 2009 Pearson Education Inc publishing as Pearson Benjamin Cummings The Sphenoid The Skull and Associated Bones Figure 6 9b Copyright 2009 Pearson Education Inc publishing as Pearson Benjamin Cummings The Sphenoid The Skull and Associated Bones Figure 6 10 The Ethmoid Copyright 2009 Pearson Education Inc publishing as Pearson Benjamin Cummings The Skull and Associated Bones Figure 6 11a The Cranial Fossae Copyright 2009 Pearson Education Inc publishing as Pearson Benjamin Cummings The Skull and Associated Bones Figure 6 11b The Cranial Fossae Copyright 2009 Pearson Education Inc publishing as Pearson Benjamin Cummings The Skull and Associated Bones Bones of the Face The skull contains 14 total facial bones The facial bones included the paired bones named the Maxillae Palatine Nasal Zygomatic Lacrimal Inferior nasal conchae Vomer Mandible Single bones of the face are the Copyright 2009 Pearson Education Inc publishing as Pearson Benjamin Cummings The Skull and Associated Bones Figure 6 12a b The Maxillae Copyright 2009 Pearson Education Inc publishing as Pearson Benjamin Cummings The Skull and Associated Bones Figure 6 12c The Maxillae Copyright 2009 Pearson Education Inc publishing as Pearson Benjamin Cummings The Skull and Associated Bones Figure 6 13a The Palatine Bones Copyright 2009 Pearson Education Inc publishing as Pearson Benjamin Cummings The Skull and Associated Bones Figure 6 13b c The Palatine Bones Copyright 2009 Pearson Education Inc publishing as Pearson Benjamin Cummings The Skull and Associated Bones Figure 6 15 The Orbital Complex Copyright 2009 Pearson Education Inc publishing as Pearson Benjamin Cummings The Skull and Associated Bones Figure 6 5 Copyright 2009 Pearson Education Inc publishing as Pearson Benjamin Cummings Sectional Anatomy of the Skull Part II The Skull and Associated Bones Figure 6 5 Copyright 2009 Pearson Education Inc publishing as Pearson Benjamin Cummings Sectional Anatomy of the Skull Part II The Skull and Associated Bones Figure 6 14a The Mandible Copyright 2009 Pearson Education Inc publishing as Pearson Benjamin Cummings The Skull and Associated Bones Figure 6 14b The Mandible Copyright 2009 Pearson Education Inc publishing as Pearson Benjamin Cummings The