Ejaculation is attained by an involuntary contraction of muscles and vessels that propel semen from the human body. Exactly the same tube that is employed for ejaculation, called the urethra, is also employed for urination (peeing). The corpora cavernosa are enveloped from the tunica albuginea, that is a layer of https://waylonkllig.arwebo.com/57957745/everything-about-filler