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Welcome to Lesson 4 of the Basic Human Anatomy Course. Today, we’ll be studying the Human Skeletal System.

I have 13 goals for you in this lesson:

1. Define skeleton.

2. Name four functions of the human skeleton.

3. Name the layers and describe the basic structure of an individual bone, name and describe the parts of an individual long bone, and describe the periosteum and the blood supply of an individual bone.

4. Describe the development of an individual bone.

5. Name four types of bones by shape.

6. Describe major categories used in classification of joints.

7. Name the major parts of a “typical” synovial joint.

8. Name and describe classifications of synovial joints according to the kind of motion and number of axes.

9. Name and define the two major subdivisions of the skeleton.

10. Describe a typical vertebra. Name the regions of the vertebral column and give the number of vertebrae in each region. Describe the intervertebral discs and ligaments that hold vertebrae together.

11. Describe the thoracic cage.

12. Describe the skull.

13. Describe the general pattern of the bones of the upper and lower members.