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Unformatted text preview: sperm, and sustentacular cells (Sertoli cells), which support the developing sperm. The coiled seminiferous tubules inside each lobule unite to form a straight tube, the tubulus rectus. The rete testis is a network of tubes formed by the merging of the tubules recti from each lobule. The efferent ducts transport sperm out of the testis (from the rete testis) to the epididymis. Interstitial cells surrounding the seminiferous tubules secrete testosterone and other androgen hormones....
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- Spring '10