A SET OF 2 MODELS SHOWING THE EXTERNAL CHARACTERS IN A PORTION AND THE DISSECTION IN THE REMAINING. EXHIBITING ALL IMPORTANT SYSTEMS. SECOND MODEL IS A CROSS SECTION THROUGH THE TYPHLOSOLAR REGION OF THE INTESTINE. A VERY USEFULL MODEL MOUNTED ON BOARD WITH KEY CARD. OVERALL DIMENSIONS 600 x 300 x 100mm.approx.