Concept Check

  1. What are the primary functions of the skeletal system?
  2. Which part of the typical long bone includes the red bone marrow and the yellow bone marrow?
  3. What are the major differences between spongy bone and compact bone?
  4. Define the two divisions of the skeleton.
  5. Discuss the functions of the axial skeleton.
  6. Define the parts and functions of the thoracic cage.
  7. Discuss the different types of joints and the movement provided by each.
  8. What are the major differences between the male pelvis and female pelvis that permit childbirth in females?
  9. What are the major differences between the pelvic girdle and the pectoral girdle that allow the pelvic girdle to bear the weight of the body?
  10. Define how joints are classified based on function. Describe and give an example for each functional type of joint.
    Briefly define the types of joint movements available at a ball-and-socket joint.
  11. What are the roles of osteoblasts, osteocytes, and osteoclasts?
  12. How are bone remodeling and bone repair related?
  13. If the articular cartilage at the end of one of your long bones were to degenerate, what symptoms do you think you would experience? Why?
  14. Watch this video to view a rotating and exploded skull with color-coded bones. Which bone (yellow) is centrally located and joins with most of the other bones of the skull?
  15. Osteoporosis is a common age-related bone disease in which bone density and strength is decreased. Watch this video to get a better understanding of how thoracic vertebrae may become weakened and may fractured due to this disease. How may vertebral osteoporosis contribute to kyphosis?