Learn about the anatomy of the lumbar spine including the potential problems that can occur in this area of the back.

Your lumbar spine is the lower back region of your spinal column or backbone. It consists of five bones (L1-L5). Other structures in or around your lumbar spine are your intervertebral disks, …

Several structures in the lumbar spine can cause lower back pain, including the nerve roots that exit the spine, facet joints, intervertebral discs, vertebral bones, and the spinal muscles. Many …

2022年5月24日 · These are the largest among all the vertebrae found in the spine. They are located in the lower back, starting from the 12th thoracic spine and extending to the sacrum. …

Lumbar disk disease causes lower back pain and leg pain and weakness that is made worse by movement and activity. The first step in treatment is to reduce pain and reduce the risk of …

2023年10月2日 · Originating on either side of your pelvis and lower back, the iliopsoas is composed of two muscles: the psoas major and ilacus. They help to flex and stabilize your hip …

There are 5 pairs of lumbar spinal nerves that progressively increase in size from L1 to L5. These nerves exit the intervertebral foramina below the corresponding vertebra. For example, the L4 …

2018年1月24日 · Important muscles of the lumbar spine include: Multifidus: This long muscle travels nearly the entire length of the back. It stabilizes and rotates the lumbar spine. …

2023年12月18日 · Learn everything you need to know about your lumbar spine, the lower part of your back that supports your body & allows for movement. This comprehensive guide covers …

2006年7月20日 · The middle back, or thoracic spine, curves outward. The outward curve of the thoracic spine is called kyphosis. The low back, also called the lumbar spine, curves slightly …