Anatomy Model Human Rectal Hemorrhoid Lesion Model Hemorrhoid Fistula Fistula Fissure Pathology Teaching ModelThe texture is particularly clear, the mold is the molding precision mold, the anatomical is very standard. Applicable to anorectal,doctors and patients communication, and teaching demonstration This model about 5 times the size, shows various diseases of the rectum and anus. The model also describes ulcerative colitis, polyps and rectal cancer This anatomical model is very suitable for doctor's office, anatomy classroom or learning assistant. Good