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12 Cards in this Set
- Front
- Back
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Which accessory sex organs do dogs have?
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Prostate and ampulla
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Which species have an os penis?
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Dogs and cats
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Which species have a sigmoid flexure?
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Bull and boar
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Which species has a preputial gland or diverticulum?
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Only the boar
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Which species have their testes located posteriorly?
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Cat, pig, llama
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Which species have their testes ventrally?
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Bull, buck, ram
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Which species have their testes horizontally-positioned?
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Dog and horse
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What is the temp. of testes?
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4-7 degrees celsius cooler than core body temp.
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What regulates the testes' temp.?
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Cremaster muscle and tunica dartos, sweat glands on scrotal skin
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Where does countercurrent heat exchange occur in the testes?
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Pampiniform plexus
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What is the most prominent structure within the testes?
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Seminiferous tubules
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What are the walls lined with (that maintain appropriate populations by mitotic activity)?
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Spermatogonial stem cells
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