The diagrams above depict the location of the muscles involved in finger and hand movement. Red represents a muscle's origin and blue a muscle's insertion.
Reproduced with permission from: Moore KL, Dalley AR. Clinically Oriented Anatomy, 5th ed, Lippincott Williams & Wilkins, Philadelphia 2006. Copyright © 2006 Lippincott Williams & Wilkins.
www.lww.com.