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Chapter 5 The Skeletal System

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Presentation on theme: "Chapter 5 The Skeletal System"— Presentation transcript:

1 Chapter 5 The Skeletal System
Essentials of Human Anatomy & Physiology Seventh Edition Elaine N. Marieb Chapter 5 The Skeletal System Slides 5.31a – 5.37 Lecture Slides in PowerPoint by Jerry L. Cook Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings

2 The Bony Thorax Forms a cage to protect major organs Figure 5.19a
Slide 5.31a Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings

3 The Bony Thorax Made-up of three parts Sternum Ribs Thoracic vertebrae
Figure 5.19a Slide 5.31b Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings

4 The Appendicular Skeleton
Limbs (appendages) Pectoral girdle Pelvic girdle Slide 5.32a Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings

5 The Appendicular Skeleton
Figure 5.6c Slide 5.32b Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings

6 The Pectoral (Shoulder) Girdle
Composed of two bones Clavicle – collarbone Scapula – shoulder blade These bones allow the upper limb to have exceptionally free movement Slide 5.33 Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings

7 Bones of the Shoulder Girdle
Figure 5.20a, b Slide 5.34a Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings

8 Bones of the Shoulder Girdle
Figure 5.20c, d Slide 5.34b Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings

9 Bones of the Upper Limb The arm is formed by a single bone Humerus
Figure 5.21a, b Slide 5.35a Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings

10 Bones of the Upper Limb The forearm has two bones Ulna Radius
Figure 5.21c Slide 5.35b Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings

11 Bones of the Upper Limb The hand Carpals – wrist Metacarpals – palm
Phalanges – fingers Figure 5.22 Slide 5.36 Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings

12 Bones of the Pelvic Girdle
Hip bones Composed of three pair of fused bones Ilium Ischium Pubic bone The total weight of the upper body rests on the pelvis Protects several organs Reproductive organs Urinary bladder Part of the large intestine Slide 5.37 Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings


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