Cryptorchidism (over 90% in some studies). Even after orchiopexy, these may also affect sperm maturation and motility at an older age. The most common diagnostic dilemma in otherwise normal boys is distinguishing a retractile testis from a testis that will not descend spontaneously into the scrotum. Retractile testes are more common than truly undescended testes and do not need to be operated on. In normal males, as the cremaster muscle relaxes or contracts, the testis moves lower or higher ("retracts") in the scrotum. This cremasteric reflex is much more active in infant boys than older men. A retractile testis high in
Journey to the Past of the entire film". Lyrically, the song discusses themes such as home, love and family, ideas that are central to both the film's storyline and Anya's journey. The song undergoes a lyrical progression that, according to Ahrens, mirrors the emotions of a young woman who is "standing on the brink of life and waiting to take it", beginning tentatively with "Heart, don't fail me now, courage, don't desert me, don't turn back now that we're here. People always say, life is full of choices, no one ever mentions fear" before ultimately growing in determination to reveal what she wants as