1 Head or upper pole of testis - 2 Tunica albuginea - 3 Testicular septa - 4 Anterior margin (free margin) - 5 Lateral surface - 6 Tail or lower pole of testis - 7 Testicular lobules - 8 Parenchyma of testis - 9 Efferent ductules - 10 Mediastinum testis - 11 Posterior margin
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