Labels:text | screenshot OCR: Resident and Staff Physician Patient Education Chart Testes Epididymis Vas deferens The Testes Testis Leydig's and Sertoli's Cells Produce testosterone under pituitary control * Stimulate testicular descent and masculinization Reprinted with permission from Resident and Staff Physician (c) 1991-92, 1993 by Romaine Pierson Publishers, Inc.