Question 1: What observations did you make about your skin when viewed under the hand lens? Were you able to locate the "slough" layer of cells? What is the purpose of this layer?
Question 2: Why can you consider skin to be like hide on another animal?
Question 3: When you viewed the microscope slides, what similarities did you observe between the prepared slide and the wet-mount slide?
Question 4: How were the two slides different?
Question 5: Where in the body will you find each type of epithelial cell that you observe on the prepared slide? Hint: Epithelial cells that contain cilia tend to be found where absorption is important and where "flushing" to remove foreign objects is necessary.
Question 6: Why are mouth lining scrapings used for DNA analysis in forensic testing?
Question 7: How does your epidermal layer differ from that of other animals such as dogs and cats? How is it the same?