bladder with urine. infection and inflammation of urine. virus and bacteria. bacterial infection. - muscular artery 幅插畫檔、美工圖案、卡通及圖標膀胱, 健保和醫療, 泌尿系統
anatomy of the human bloodstream, lithograph, published in 1874 - muscular artery 幅插畫檔、美工圖案、卡通及圖標人體構造, 腦底動脈環, 頸動脈