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I. Main components
II. Main functions for homeostasis
     A. Support
     B. Protection from trauma
     C. Movement
          1. Attachment
          2. Levers
     D. Mineral storage
     E. Blood cell production
III. Bones
     A. Bone tissue components
          1. Bone cells
          2. Fibers and minerals
     B. Bone tissue types
          1. Cortical bone (compact bone)
          2. Trabecular bone (spongy bone)
     C. Other tissues
IV. Age changes in bones
     A. Bone matrix
          1. Proteins and minerals
          2. Quantity
          3. Structure
               a. Trabecular bone
               b. Cortical bone
          4. Effects of menopause
          5. Variability in loss
          6. Consequences
          7. Minimizing loss of matrix
V. Osteoporosis: a bone disease
     A. Type I, or postmenopausal, osteoporosis
     B. Type II, or senile, osteoporosis
     C. Incidence
     D. Effects
          1. Vertebral fractures
          2. Hip fractures
     E. Causes
     F. Diagnosis
     G. Modifiable risk factors
     H. Intrinsic risk factors
     I. Treatments
          1. Strengthening bone
          2. Avoiding injury
          3. After a fracture
VI. Joints
     A. Functions
     B. Immovable joints - characteristics and age changes
     C. Slightly movable joints
          1. Types
          2. Age changes
     D. Freely moveable joints
          1. Structure and functioning
          2. Age changes
VII. Diseases of joints
     A. Osteoarthritis
          1. Incidence
          2. Effects
          3. Treatments
     B. Rheumatoid arthritis
          1. Incidence
          2. Effects
          3. Treatments

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