Recorded Integumentary Lesson:
Part 1: http://screencast-o-matic.com/watch/cDli0zQbub
Part 2: http://screencast-o-matic.com/watch/cDli0sQbUn
Part 1: http://screencast-o-matic.com/watch/cDli0zQbub
Part 2: http://screencast-o-matic.com/watch/cDli0sQbUn
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