19. In addition to protection (physical and chemical barrier), the skin serves other functions. Which of the following is another vital function of the skin?        

3. A fracture in the shaft of a bone would be a break in the ________.         .

8. Which of the following cells and their function are correctly matched?        

50. Adipose tissue is made up of pseudostratified columnar epithelial cells.

16. The central (Haversian) canal that runs through the core of each osteon is the site of ________.              

14. Changes in the color of skin are often an indication of a homeostatic imbalance. Which of the following would indicate a liver disease such as hepatitis resulting in elevated bilirubin?        

7.  Which of the following is implicated in osteoporosis in older women?      

11. Which of the following is NOT a function of the skeletal system?    

43. Lordosis affects the thoracic vertebrae

25. What tissue forms the model for endochondral ossification?