Chapter 6c Axial Skeleton - thoracic cage

Chapter 6c Axial Skeleton - thoracic cage - c floating ribs...

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Chapter 6 Axial Skeleton: Thoracic Cage Thoracic cage 1. function a. protects heart and lungs in thoracic cavity b. attachment of muscles 1) respiration 2) position of vertebral column 3) movement of pectoral girdle and upper limb 2. sternum a. manubrium 1) jugular notch b. body c. xiphoid process 2. ribs - 12 pairs a. true ribs - first 7: attach to vertebral column and sternum b. false ribs - ribs 8 – 10: attach to vertebral column and fuse together before attaching to sternum
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Unformatted text preview: c. floating ribs – ribs 11 and 12: attached to vertebral column, but have no connection with the sternum d. parts of rib 1) head- articulates on body of thoracic vertebra 2) neck 3) tubercle- articulates with transverse process of thoracic vertebra 4) angle 5) shaft Figure in Chapter 6 that should be reviewed on thoracic cage : Fig. 6.27 The thoracic cage...
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