You can stimulate the clitoral crura by putting a finger or sex toy about a third of the way inside the vagina. Experiment applying pressure on the upper or front wall to see what feels good. Caressing the inner labia and some sexual positions will also stimulate the clitoral crura. The penile crura are near the base of the penis. Paying this area attention during a hand job can help turn him on.
The penile and clitoral crura are also made up of erectile tissue. A person’s genital crura fill with blood and swell up whenever they are aroused.