Fetal Pig Dissection - Muscular System

  1. Describe the tissue that covers muscles.
  2. How many layers of abdominal muscle are there?
  3. What direction do the muscle fibers of the external oblique run?
  4. Why are muscle fibers considered excitable?
  5. Why is it important to have both flexors and extensors?
  6. How can muscle mass be influenced by training or age?