This is the structure by which the testis is suspended in the scrotum. It is composed of arteries and veins, the former going; to and the latter from the organ, of nerves and lymphatics, as well as the excretory duct (vas deferens) by which the seminal fluid is conveyed into the urethra. The arteries and veins are remarkable for the winding course they take in approaching and leaving the gland.