Ejaculation is obtained by an involuntary contraction of muscles and vessels that propel semen from the body. The same tube that is employed for ejaculation, known as the urethra, can be used for urination (peeing). After full of arterial blood through the helicine arteries, the cavernous sinuses compress the venous https://mixed-martial-arts-classe39482.blogproducer.com/42659093/service-secrets