the skeletal system - alderman science...
TRANSCRIPT
PowerPoint® Lecture Slide Presentation
by Patty Bostwick-Taylor,
Florence-Darlington Technical College
Copyright © 2009 Pearson Education, Inc., publishing as Benjamin Cummings
PART D 5
The Skeletal
System
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The Appendicular Skeleton
Composed of 126 bones
Limbs (appendages)
Pectoral girdle
Pelvic girdle
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The Appendicular Skeleton
Figure 5.6a
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The Appendicular Skeleton
Figure 5.6b
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The Pectoral (Shoulder) Girdle
Composed of two bones
Clavicle—collarbone
Scapula—shoulder blade
These bones allow the upper limb to have
exceptionally free movement
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Bones of the Shoulder Girdle
Figure 5.21a
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Bones of the Shoulder Girdle
Figure 5.21b
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Bones of the Shoulder Girdle
Figure 5.21c–d
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Bones of the Upper Limbs
Humerus
Forms the arm
Single bone
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Bones of the Upper Limbs
Figure 5.22a–b
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Bones of the Upper Limbs
The forearm has two bones
Ulna
Medial bone in anatomical position
Radius
Lateral bone in anatomical position
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Bones of the Upper Limbs
Figure 5.22c
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Bones of the Upper Limbs
The hand
Carpals—wrist
Metacarpals—palm
Phalanges—fingers
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Bones of the Upper Limbs
Figure 5.23