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19 Cards in this Set
- Front
- Back
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testes
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gonads, in scrotum, surrounded by tunica albuginea,
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scrotum
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pouch containing testes
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tunica albuginea
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divides scrotum in lobes, surounds teste
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seminiferous tubules
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sperm develops on walls, released into lumen
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interstitial cells
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between tubules that secrete testoserone
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Spermatogenisis
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sperm production, begins at puberty, spermatogonia outer edge of tubule undergoing mitosis before puberty. become spermatocytes and undergo meiosis to produce spermatids during puberty
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Spermatozoa
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genetic info. found in head. Head, midpiece, tail
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acrosome
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membrane with lots of enzymes that break down egg surounding head of sperm
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Production of Testosterone
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carried out by iinterstitial cells, masculinizes, responsible for greater muscular development, development of accessory organs.
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Epididymis
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coiled tube, inside scrotum, alonf top and behind the testes, sperm pass from seminiferous tubule into epidiymis
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Ductus (Vas) Deferens
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bring sperm form epididumis into abdominal cavity
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Ejaculatory Duct and Urethra
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over top and posterior portion of bladder, empties sperm into urethra
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semen
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mixture of sperm and secretions of sex glands
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Seminal Vesicles
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60% of semen volume, high in carbs
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Prostate Gland
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lieds below bladder supllies 30% of semen volume
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penis
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made of spongy tissue, corpus spongiosum, corpus cavernosa, glans
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corpus spongiosum
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surrounds urethra
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corpus cavernosa
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hollow area
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glans
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distal end of penis, contains external urethral orifice
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