Description: This Thymus Gland Exercises diagram free for use in full size. This Thymus Gland Exercises was posted at December 21, 2013 at 3:08 am. Click to the actual diagram to get diagram. free for use this diagram via share button bellow. Get more reference Thymus Gland Exercises diagram from Medical Dictionary category. of its facets is closely related to embryology, comparative and comparative embryology, through common roots in evolution.