wet mount vas ductus deferens microscopic cross section view

anatomy body carryingaway cells cellular close closeup cord cross deferens deferentes deferentia duct ductus ejaculatory epididymis exam examionation fit health healthy histology human lab laboratory lens magnification magnify male medical medicine microscope microscopic mount muscular normal object opening penis plane regular reproductive scientific scientist section sectional semen seminal slide small spermatic structure system test testis tiny tissue tube vas vasa vesicle vessel view wet