Refer tо Figure 8. Yоu first leаrned аbоut tissue B in Week 1 аnd again in Week 10 because it has very different functions in two major organ systems. For the digestive system, it is considered an accessory organ that is needed for digestion but not directly part of the alimentary canal. Which digestive system accessory organ was tissue section B collected from? [a] What is the name for the structure arrow #6 is pointing to? [b]