Inside the Human Testes
Diagram of cross-section of testes: 1: Testicular septa 2: Convoluted seminiferous tubules 3: Testicular lobules 4: Straight seminiferous tubules 5: Efferent ductules 6: Rete testis.
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"Illu testis schematic."
http://commons.wikimedia.org/wiki/File:Illu_testis_schematic.jpg
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