Testis Anhui Me > General structure CTunica vaginalis:serosa Capsule Tunica albuginea:thick,DCT mediastinum testis:albuginea became thicker at posterior portion septum:thin septa extend radiately from mediastinum testis to divided the parenchyma into lobule Seminiferous tubule:highly coiled; Lobule 3 30-70 cm long;150-250 mm in D Testicular interstitial tissue:LCT between seminiferous tubule
Anhui Medical University Anhui Medical University General structure 一 Testis Capsule Tunica vaginalis：serosa Tunica albuginea：thick, DCT • mediastinum testis: albuginea became thicker at posterior portion • septum: thin septa extend radiately from mediastinum testis to divided the parenchyma into lobule Lobule Testicular interstitial tissue：LCT between seminiferous tubule Seminiferous tubule： highly coiled； 30-70 cm long；150-250 mm in D
Head of the epididymis Ductuli efferentes Ductus deferens Tubuli recti Seminiferous tubule Body of the epididymis Septum Mediastinum testis- Tunica albuginea Rete testis Tunica vaginalis Tail of the Tubuli recti epididymis
Anhui Medical University Anhui Medical University Tubuli recti
Anhui Medical University Each testis is composed of about 250 pyramidal compartments called the testiculer Lobules.Each lobule is occupied by 1-4 seminiferous tubules enmeshed in a web of LCT that is rich in blood and lymphatic Vessels ,nerves and interstitial (Leydig)cell. Ductuli efferentes Ductus deferens Seminiferous tubul Body of the epididymis Septum Mediastinum testis Rete testis Tunica vaginalis Tail of the Tubuli reet
Anhui Medical University Anhui Medical University Each testis is composed of about 250 pyramidal compartments called the testiculer Lobules. Each lobule is occupied by 1-4 seminiferous tubules enmeshed in a web of LCT that is rich in blood and lymphatic Vessels ,nerves and interstitial (Leydig) cell
Anhui Medical University Testis
Anhui Medical University Anhui Medical University Testis
(-)Seminiferous Tubule Anhui Medical University Spermatogonium Spermato- Primary spermatocytes Secondary spermatocyte Spermatogenic genic cell Spermatid epithelium Sperm Supporting cell Tunica propria Sperm Spermatid (myoid cell) Supporting ntercellular cytoplas mic bndge cell Secondary spermatocytes Basement Primary sper matocytes membrane Spermato- gonium Leydig cel Myoid cell Basement mem- Capillary brane
Anhui Medical University （一）Seminiferous Tubule Anhui Medical University Spermatogenic epithelium Spermatogenic cell Spermatogonium Primary spermatocytes Secondary spermatocyte Spermatid Sperm Supporting cell Basement membrane Tunica propria (myoid cell)