Pelvis and Perineum 2 study guide What is the urogenital triangle? The deep space? Superficial space? Diagram/describe the male perineum. Include: deep space/pouch, urogenital diaphragm, perineal muscles, urethra, bulbourethral glands, terminal branches of internal pudendal a., terminal branches of pudendal n., superficial space, external genitalia, bulb of penis, crura Female perineum. Describe the anatomy and function of the male urogenital diaphragm. Which muscle lies adjacently covering the bulb of the penis? Where is the ischiocavernosus? Superficial transverse perineal? What are the three major branches off of the pudendal n.? What are the three major branches off of the internal pudendal a.? What is the venous drainage from the penis? Where is the female superficial space? What is the vulva? Vestibule? Hymen? The labia minora splits anterosuperiorly. What do the medial/lower folds become? Lateral/upper folds? Describe the perineum of the female. How is a pudendal nerve block performed? What is an episiotomy?