Prostate: Submit awl form, have among cave channel, or so two side a bit apophysis, the bottom joins with bladder up, the needle touchs film of the muscle on uric reproduction midriff downward.

• 前列腺：呈锥状，有中间凹陷沟，左右两侧稍隆起，底向上与膀胱连接，尖向下抵尿生殖膈上筋膜。