KnowraErectionLinked fromLinked fromThe 5 pages that link to Erection, each with the reason it gives.All 5Broader topic 1Related 4PenisRelated: It is the vascular change that makes the penis firm for sexual activity.ClitorisRelated: Clitoral erectile tissue becomes engorged during sexual arousal.Male reproductive systemRelated: It enables penile penetration and precedes semen delivery in many forms of sexual intercourse.Human penisRelated: It is the vascular change that makes penile penetration possible.