Reproductive System, part 2 - Male Reproductive System: Crash Course A&P 41

Our month-long exploration of human reproduction continues with a look at testicular anatomy, the steps of sperm production, and how it’s influenced by gonadotropin and testosterone. Hank also explains how sperm mature, and how they leave the body on a tide of glandular secretions during ejaculation. Anatomy & Physiology poster: Table of Contents Testicular Anatomy 1:53 Sperm Production 2:07 The Influence of Gonadotropin and Testos