Fig. 5.41 Bladder. A. Superolateral view. B. The trigone. Anterior view with the anterior part of the bladder cut away.
Internal urethralorificeOpening of uretersUretersUretersUrethraUrethraInferolateralsurfacesSuperior surfaceApexTrigoneTrigoneMedianumbilicalligamentABBase
Fig. 5.42 Ligaments that anchor the neck of the bladder and pelvic part of the urethra to the pelvic bones. A. In women. B. In men.
Fig. 5.43 Intravenous urogram demonstrating a stone in the lower portion of the ureter. A. Control radiograph. B. Intravenous urogram, postmicturition.
Fig. 5.44 Intravenous urogram demonstrating a small tumor in the wall of the bladder.
Fig. 5.45 Urethra. A. In women. B. In men.
C. Prostatic part of the urethra in men.
4. Spongy part of urethraBladderBladderProstate2nd bend when penis is flaccidABBulbo-urethral gland and duct1st bendPenisInternal urethral sphincter(smooth muscle)External urethral sphincter(skeletal muscle)Deep perineal pouchPerineal membraneGlans clitorisExternal urethral sphincterNavicular fossaDeep perineal pouchPerineal membraneExternal urethral orificeDuct of Skene's glandPara-urethral gland (Skene's gland)Greater vestibular gland Vaginal opening in deep perineal pouchand perineal membraneExternal urethral orifice3. Membranous part of urethra2. Prostatic part of urethraUrethra1. Preprostatic part of urethra
Prostatic utricleExternal urethralsphincter (skeletal muscle)COpenings ofejaculatory ductsOpenings ofducts of glandularelements of prostateProstateInternal urethral sphincter(smooth muscle)Urethral crestSeminal colliculusGlandular elementsof prostateFibromuscularstroma(smooth muscle andfibrous connective tissue)Deep perineal pouchPerineal membraneProstatic sinuses
Fig. 5.46 Ultrasound demonstrating the bladder. A. Full bladder. B. Postmicturition bladder.
Fig. 5.47 Reproductive system in men. A. Overview.
B. Testis and surrounding structures.
External iliac arteryUreterProstateInferiorepigastricarteryAmpulla of ductusdeferensDeep inguinalringSuperficial inguinal ringInguinal canalSpermatic cordTestisTail of epididymisHead of epididymisBody of epididymisTunica vaginalisMusculofascial pouchDuctus deferensDuctus deferensBulbo-urethral gland in deep perineal pouchSeminal vesicleEjaculatory ductsScrotumA
Capsule(tunica albuginea)Seminiferous tubuleLigamentous remnantof processus vaginalisBParietal layerCavityTunicavaginalisVisceral layerEfferent ductulesHead of epididymisDuctus deferensBody of epididymisRete testis in mediastinum testisTail of epididymisStraight tubule
Fig. 5.48 The prostate gland. Zonal anatomy.
Seminal vesicleArea of seminalcolliculusExternal urethralsphincterEjaculatory ductTransitionalzoneUrethraPeripheral zoneCentral zoneAnterior region(nonglandular)Penile urethraAmpulla of ductusdeferens