Bladder Seminal VesiclesProstate Gland Vas DeferensEpididymis Glans Penis
Corpus Cavernosum Urethral Opening ScrotumLabium MajoraLabium Minora UrethraClitoris Pubic bone Vagina Urinary Bladder
Cervix Uterus OvaryFallopian TubeUreter Rectum Axoneme Basal BodyNucleus Acrosome Sperm Testicle Endpiece Corona RadiataZona Pellucida Egg CytoplasmFirst Polar BodyOvum Mitochondria
It has a base, 3 sides and an apex directed forwards. It is muscular and hollow from inside.
During urination, bladder muscle contract under action of Parasympathetic nerve supply and external and internal sphincters opened. Urine flows out of it via Urethra till its empty. Internal sphincter can be contracted voluntarily to delay micturition.