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Lumbosacral plexus
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<p>The anterior divisions of the <a href="/facts/Lumbar_nerve/ex4CuayR">lumbar nerves</a>, <a href="/facts/Sacral_nerve/qBQyUIKh">sacral nerves</a>, and <a href="/facts/Coccygeal_nerve/qBQyUIKh">coccygeal nerve</a> form the lumbosacral plexus, the first lumbar nerve being frequently joined by a branch from the twelfth thoracic. For descriptive purposes this plexus is usually divided into three parts: </p> <ul><li><a href="/facts/Lumbar_plexus/4zWPwWdb">lumbar plexus</a></li> <li><a href="/facts/Sacral_plexus/6HVyBl1m">sacral plexus</a></li> <li><a href="/facts/Pudendal_plexus_(nerves)/IYPzEQ9e">pudendal plexus</a></li></ul> <p>Injuries to the lumbosacral plexus are predominantly witnessed as bone injuries. <a href="/facts/Lumbosacral_trunk/3IsSS8M6">Lumbosacral trunk</a> and <a href="/facts/Sacral_plexus/6HVyBl1m">sacral plexus</a> palsies are common injury patterns. </p> <p> <i>This article incorporates text in the <a href="/facts/Public_domain/YWKMDKw4">public domain</a> from <a href="https://archive.org/stream/anatomyofhumanbo1918gray#page/948/mode/2up">page 948</a> of the 20th edition of</i> <a href="/facts/Gray%2527s_Anatomy/dLMyjr2p">Gray's Anatomy</a> <i>(1918)</i> </p>