What Is The Tunica Albuginea?

What Is The Tunica Albuginea? Tunica albuginea is the tough fibrous layer of connective tissue that surrounds the corpora cavernosa What is the function of the tunica albuginea? The tunica albuginea (TA) envelops the penile erectile bodies and is composed of organized fibrillar collagen interlaced with elastin fibers, which allow tunica expansion. It protects erectile