1. Go to this figure shown below in your textbook. Examine each of the layers that make up the wall of the gut. You can think of these as concentric tubes, shown below. Label each of these layers, and indicate what type(s) of tissue or specialized cell(s) are contained in each. If a layer is subdivided into even more layers, add this to your label. If there are nerve plexi or specialized structures within or between layers, indicate this also. Aside from the mouth, name one other region of the gut does not fit this particular scheme? How does it differ? (CCCO Copyright © McGraw-H Education. Permission required for reproductio

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