Sacrum a lateral surface. The base of the sacrum, which is broad and expanded, is directed upward and forward. On either side of the base is a large projection known as an ala of sacrum and these alae (wings) articulate with the sacroiliac joints. The alae support the psoas major muscles and the lumbosacral trunk which connects the lumbar plexus with the sacral plexus. In the articulated pelvis the alae are continuous with the iliac fossa. Each ala is slightly concave from side to side, and convex from the back and gives attachment to a few of the fibers of the
Down Where the Spirit Meets the Bone Down Where the Spirit Meets the Bone Down Where the Spirit Meets the Bone is Lucinda Williams' eleventh studio album. The double album was released on September 30, 2014. It is the first album on Williams' own Highway 20 Records label. The song "Compassion," from which the album title is derived, is based on a poem by her father, Miller Williams. It won the Americana Music Award for Album of the Year. In 2017, the song "When I Look at the World" was covered by Kaitlin Doubleday as her character Jessie Caine on season five of the TV series Nashville.