1. Table of Contents

2. Lessons 1. Skeletal System Go Go 2. Diseases and Disorders Go Go

3. Table of Contents  Skeletal system  The skeletal system: ▫Provides shape and support to the body ▫Protects vital organs ▫Acts as a set of levers, and together with muscles helps a person move ▫Produces blood cells ▫Stores calcium

4. Table of Contents  Long bones  Short bones  Flat bones  Irregular bones

5. Table of Contents  Diaphysis  Epiphysis  Articular cartilage  Periosteum  Medullary canal  Endosteum

6. Table of Contents  Red marrow  Yellow marrow

7. Table of Contents  Axial skeleton  Appendicular skeleton

8. Table of Contents  The skull consists of the cranium and facial bones.  Cranium ▫1 frontal ▫2 parietal ▫2 temporal ▫1 occipital ▫1 ethmoid ▫1 sphenoid  Sutures.

9. Table of Contents  Facial bones ▫5 nasal ▫2 maxilla ▫2 lacrimal ▫2 zygomatic ▫2 palatine ▫1 mandible  Sinuses

10. Table of Contents  Vertebrae  Discs

11. Table of Contents  Thorax  Ribs  Sternum ▫Manubrium ▫Gladiolus ▫Xiphoid process

12. Table of Contents  Shoulder girdle ◦ 2 clavicles ◦ 2 scapulas.

13. Table of Contents  Arm bones: ▫Humerus ▫Ulna ▫Radius  Hand bones: ▫8 carpals ▫5 metacarpals ▫14 phalanges

14. Table of Contents  Pelvic girdle is made of 2 hip bones, which connect at the symphysis pubis.  Each hip bone is composed of 3 sections: ▫Illium ▫Ischium ▫Pubis

15. Table of Contents  Leg bones: ▫Femur ▫Patella ▫Tibia ▫Fibula  Foot bones: ▫7 tarsals ▫5 metatarsals ▫14 phalanges

16. Table of Contents  Joints  Ligaments  Joints are classified by movement: ▫Diarthrosis– movable ▫Amphiarthrosis– partially movable ▫Synarthrosis– not movable

17. Table of Contents  Arthritis  Sprain  Dislocation  Fracture