During the arousal cycle the giver may begin to rhythmically move the inserted finger partially in and out, so as to stimulate the rich and super sensitive nerve endings around the anus.

• 在进入刺激的一个循环过程中，给与者可以一开始有节奏的进出移动插入的手指，这样子可以刺激到肛门周围敏感丰富的神经末梢。