Blood and Nerve Supply to Penis

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4 Terms

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What is the main artery supplying the penis?

Penile artery (terminal branch of internal pudendal artery)

2
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What are the three main branches of the penile artery and what do they supply?

  • Bulbourethral artery – supplies the corpus spongiosum (bulb of penis)

  • Deep artery – supplies the corpus cavernosum

  • Dorsal artery – passes along the dorsal border, supplies the free end of the penis

3
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How is the prepuce supplied with blood?

By anastomosis between:

  • Dorsal artery and obturator artery (in horses)

  • Dorsal artery and external pudendal artery (in other species)

4
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What is the nerve supply to the penis?

Parasympathetic fibers arise from the pelvic nerve.