Ejaculation is attained by an involuntary contraction of muscles and vessels that propel semen from the human body. A similar tube that is certainly employed for ejaculation, called the urethra, is usually employed for urination (peeing). The corpora cavernosa are enveloped because of the tunica albuginea, that's a layer of https://condo-near-me49360.blogspothub.com/34515882/detailed-notes-on-penis