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Transcript 
Essentials of Human Anatomy & Physiology
Seventh Edition
Elaine N. Marieb
Chapter 5
Axial Skeletal Intro and Skull
pgs 119, 124-130, etc
Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
Skeleton= 206 total bones
Axial= 80 bones
“axis”
skull, vertebral column, thoracic cage,
hyoid, middle ear bones
Appendicular= 126 bones
“hangs off”
pectoral girdle, upper limbs, pelvic
girdle, lower limbs
Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
Slide 5.20b
Axial Skeleton (in green)
Figure 5.12
Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
Figure 5.6
Slide 5.20b
Fontanel
Soft spot between bones,
where ossification has
not been completed
fontanel
suture
Suture
Interlocking line of union
between bones
Figure 5.6
Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
Slide 5.20b
Paranasal sinus
for passage of blood vessels and nerves
Figure 5.6
Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
Slide 5.20b
(articulates with another bone)
Figure 5.6
Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
Slide 5.20b
for muscle attachment
for muscle attachment
Figure 5.6
Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
Slide 5.20b
for muscle attachment and
articulates with another bone
Figure 5.6
Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
Slide 5.20b
for muscle attachment
for muscle attachment
for muscle attachment
Figure 5.6
Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
Slide 5.20b
articulates with another bone
Figure 5.6
Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
Slide 5.20b
Skull bones= cranial + facial bones
Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
Slide 5.22
8 cranial bones and their markings
1 Frontal bone, anterior view
Figure 5.11
Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
Slide 5.22
1 Frontal bone, superior view
anterior
posterior
Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
Slide 5.22
1 Frontal bone, 2 frontal (paranasal) sinuses
Figure 5.10
Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
Slide 5.25a
1 Occipital bone, lateral view
Figure 5.7
Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
Slide 5.21b
1 Occipital bone,
superior view
1 Occipital bone,
posterior view
anterior
occipital bone
posterior
Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
Slide 5.22
1 Occipital bone, superior view of skull’s base
Figure 5.8
Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
Slide 5.23
1 Occipital bone, inferior view
Figure 5.9
Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
Slide 5.24
2 Temporal bones, lateral view
Figure 5.7
Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
Slide 5.21b
2 Temporal bones, inferior view
Figure 5.9
Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
Slide 5.24
1 Ethmoid bone
Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
Slide 5.23
1 Ethmoid bone, superior view of skull’s base
Ethmoid bone
Figure 5.8
Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
Slide 5.23
1 Ethmoid bone, anterior view
Figure 5.11
Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
Slide 5.22
1 Ethmoid bone, 2 ethmoid (paranasal) sinuses
Figure 5.10
Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
Slide 5.25a
1 Sphenoid bone, superior view of skull’s base
(Turk’s saddle)
Figure 5.8
Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
Slide 5.23
1 Sphenoid bone, anterior view
Supraorbital foramen
Figure 5.11
Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
Slide 5.22
1 Sphenoid bone, 2 sphenoid (paranasal) sinuses
Figure 5.10
Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
Slide 5.25a
2 Parietal bones, lateral view
Figure 5.7
Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
Slide 5.21b
2 Parietal bones,
2 Parietal bones,
superior view
inferior view
anterior
posterior
Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
Slide 5.22
Bones of the Skull
14 Facial bones and their markings
Figure 5.11
Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
Slide 5.22
Maxillary bones, anterior view
Supraorbital foramen
Infraorbital foramen
Figure 5.11
Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
Slide 5.22
Maxillary bones, inferior view
Figure 5.9
Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
Slide 5.24
2 Maxillary bones, 2 maxillary (paranasal) sinuses
Figure 5.10
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Slide 5.25a
1 Mandible, anterior view
Supraorbital foramen
Figure 5.11
Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
Slide 5.22
1 Mandible, lateral view
Mandibular condyle(condylar process)
“moveable”
Coronoid process
Mandible
Figure 5.10
Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
Slide 5.25a
2 Zygomatic bones, anterior view
Supraorbital foramen
Figure 5.11
Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
Slide 5.22
2 Palatine bones, Inferior View
Figure 5.9
Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
Slide 5.24
Other facial bones
Supraorbital foramen
Figure 5.11
Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
Slide 5.22
Other axial and skull topics
Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
Slide 5.22
Sutures of the skull
Figure 5.7
Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
Slide 5.21b
Sutures of the skull
anterior
Coronal suture
Sagittal suture
posterior
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Lambdoidal suture
Slide 5.22
Fontanels of the fetal skull
Figure 5.13
Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
Slide 5.27a
4 Paranasal Sinuses
Figure 5.10
Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
Slide 5.25a
The Hyoid Bone
Ear Bones
Figure 5.12
Doesn’t articulate with other bones
Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
Slide 5.26
Homeostatic Imbalances
Deviated septum
Cleft palate
TMJ
sinusitis
Sinusitis
Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
Slide 5.26
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