Dermatomes and Cutaneous fields

Brachial plexus tutorial: https://www.youtube.com/watch?v=RLJ8aUw468M&t=334s

This video tutorial compares and contrasts dermatomes and cutaneous fields:
0:00. Introduction
0:30. Dermatomes and the brachial plexus
2:12. Anatomy of Google maps and sensation
3:09. Practice questions
4:08. Cutaneous fields and the brachial plexus
6:29. Practice questions
9:54. In a nut-shell
10:15. Acknowledgements