External Genitalia Organs Gross Anatomy Info’s Arterial Supply Venous Drainage Consist of 3 layers Content  Testicular Artery  Right Testicular Vein  Skin  Testis o Branched of  Inferior Vena  Superficial Muscle  Abdominal Aorta Cava o Arised from Camper  Lower part of  Deep Colle’s Fascia  Artery of Ductus  Left Testicular Vein Keeps the Testis 2o lower than body o Arised from Fascia Scarpa Deferens  Left Renal Vein temperature Each half of the Scrotum separated o Branched of by Scrotal Raphe Vesicular Artery Lymphatic Drainage  Suspended in Scrotum by Testis Coverings  Cremasteric Artery Spermatic Cord  Scrotum (superficial) o Skin o Branched of Inf Para-aortic Lymph  Left Testis lower than that o Dartos muscle Epigastric Artery Nodes of right o Colle’s Fascia  It has  Covering of Spermatic Cord o 2poles o External Spermatic Fascia . Upper o o Internal Spermatic Fascia . Lower  Capsules of Testis (Deep) Testis o 2 borders o . Anterior . Serous sac . Posterior o Tunica Albuginia o 2 surfaces . Fibrous coat o Tunica Vasculosa . Medial . Vascular layer . Lateral  Posterior thickening of Tunica Albuginia  Pierce into Testis forming fibrous septa o Divide the Testis into lobules o Each lobules has Seminiferous Tubules  Lies along the Posterior border Fate of Spermatozoa of Testis Seminiferous Tubules  (network  Parts of Epidimydis of tubule in Mediastinum Testis)  Efferent o Head Ductules  Epidimydis Epidimydis o Body o Tail . Continous with Ductus Deferens Male Reproductive System External Genitalia Organs Gross Anatomy Info’s Arterial Supply Venous Drainage  Course Main contents  Testicular Artery  Pampiniform plexus o Extend from the upper  Organs o Branched of end of Testis o Ductus Deferens Abdominal Aorta o Deep Inguinal ring o Processus Vaginalis  Artery of Ductus Coverings of Spermatic Cord  Blood vessels Deferens  External Spermatic Fascia o Pampiniform plexus (vein) o Branched of  Cremasteric muscle o Arteries Vesicular Artery Spermatic Lymphatic Drainage  Internal Spermatic Fascia . Testicular arteries  Cremasteric Artery Cord . Cremasteric arteries o Branched of Inf Regional Lymph nodes . Arteries of the Ductus Deferens Epigastric Artery  Lymphatic vessels  Nerve fibers o Autonomic nerve fiber o Genital branch of Genito- Femoral Nerve  Consists of 3 parts Body of formed by  Branches of  Superior Dorsal Vein o Root  2 Corpora Cavernosa Internal Pudendal  Internal Pudendal . Most proximal part o Located dorsally Artery vein o o At both proximal ends have o Artery of the Bulb  Deep Dorsal Vein  . Cone shape Crura of Penis o Deep artery of Internal Pudendal . Free anterior end . Attached to the Ischio-Pubic Penis vein o Body Rami o Dorsal Artery of Penis  1 o Located ventrally o Penile passes through it o Form the Glans of Penis o At proximal end fomrs the Bulb of Penis . Attached to Perineal membrane

Male Reproductive System Extermal Genitalia Organs Gross Anatomy Info’s Arterial Supply Venous Drainage  Muscular tube Location  Branches of  Pampiniform  Scrotum  Extends from the tail of o Posterior border of the testis Internal Illiac plexus the Epidimydis  Spermatic Cord Artery  Vesical vein o Ascends through the Inguinal canal Ductus  Function  Pelvic cavity o Superior  Prostatic vein o Store and transmit o Descends through the lateral wall of greater Pelvis (false Vesicle Artery Deferens Pelvis) Spermatozoa o Enter the lesser Pelvis (true Pelvis) o Inferior  Urinary bladder Vesicle Artery o Crosses the Ureter at the base of the Bladder o Join with duct of Seminal Vesicle forming the  Lobulated sac  Join with the Ductus Deferens at the  Branches of Internal  Internal Illiac vein o Consist of coiled tube base of the Urinary Bladder Illiac Artery  Lies behind the base of the o Middle Rectal Seminal o Urinary Bladder Forms the Ejaculatory duct artery Vesicle  Secretes o Vesicle Artery o Fructose o Alkaline solution  Consist of  Capsules of gland  Inferior Vesicle  Prostatic plexus o Fibrous tissues o True capsule o False capsule artery verterbral o Muscle fibres o **Prostatic Venous Plexus lies in between  Middle Rectal plexus/ Internal o Glandular tissues  Right and left Ejaculatory duct enters the Prostate and open  Located at in the True Pelvis into Artery Illiac vein o Below the Urinary Bladder  Lobes of the Prostate gland o Anterior lobe o Between . In front of Urethra . Pubic Symphasis o Posterior lobe (Anteriorly) . Behind Urethra . Rectum (Posteriorly) . Below Ejaculatory ducts Prostate o Median lobe  Inverted cone shape Gland . Between o Apex directed downward  Urethra o Broad base upward  Ejaculatory duct o 2 lateral lobes . Flank between Urethra  Zones of Prostate o Peripheral zone . Long branching glands o Internal zone . Submucosal gland . Common site for BPH o Innermost zone . Simple mucosa glands