Lumbar vertebrae: The five vertebrae situated between the thoracic vertebrae and the sacral vertebrae in the spinal column. Enable flexible motion. The lumbar spine, which connects the thoracic spine and the pelvis, bears the bulk of the body's weight and are the largest vertebrae. The lumbar spine is a part of your back comprised of five bones called vertebrae. This fluid is absorbed during the night as you lie down and is pushed out during the day as you move upright. These vertebrae carry all of the upper body’s weight while providing flexibility and movement to the trunk region. The normal curve of the lumbar spine is a lordosis. That being said, vertebrae is the specific name of the bones that make up the spinal column. Understanding the basic anatomy of the 5 lumbar bones that make up your low back can help you get the right treatment and care for your back. ; The spinous processes are broad and thick so stabilizing muscles can attach. Spondylolisthesis is the condition where the vertebra will have forward displacement compared to the bone below it and Spondylolysis is the condition for stress-related fracture or a defect in the vertebral arch. The curve of the lumbar spine also bends inward (lordotic curve). Verywell Health uses only high-quality sources, including peer-reviewed studies, to support the facts within our articles. Lumbar vertebrae have very large vertebral bodies, which are kidney shaped. These bones help to provide mobility and stability to your back and spinal column and are an attachment point for many muscles and ligaments. This supports the lumbar spine in its main function as a weight bearing structure. The function of the lumbar spine is to protect the spinal core and nerves. The lumbar vertebrae help support the weight of the body, … Sign-up for our newsletter by entering your email address: Failed to subscribe, please contact admin. By using Verywell Health, you accept our, Cervical Rib: Anatomy, Location, and Treatment, Sciatica Surgery: Everything You Need to Know, Sharp Low Back Pain: Causes and Risk Factors, Learn About Spondylolysis as a Stress Fracture of the Spine, Spinal Stenosis Surgery: Everything You Need to Know, Learn How Your Lumbar Spine Might Be Causing Your Back Pain, Flat Low Syndrome Stretches and Exercises, Spinal Fusion Surgery: Everything You Need to Know, Learn the Definition, Anatomy, and Surgery of the Intervertebral Joint, Explore the Anatomy of the Thoracic Spine, Numbness or tingling in your hip, thigh, or leg. This is because they carry a larger load transmitted from the top of the head down to the low spine. The lumbar spine also serves to help move the body. The main distinguishing feature of the lumbar vertebrae is the orientation of the facets on the superior and inferior articular processes. Diwali Festival and Respiratory Issues associated with the festival. The upper and lower surfaces of the vertebra body give attachment to the intervertebral discs. These nerves travel from your brain to your legs. Ⓒ 2020 About, Inc. (Dotdash) — All rights reserved. The demands on the lumbar area are great. Lumbar joints also suffer from cancer which might be secondary carcinomas, meningitis and infections in the spinal cord also possible. These exercises may include: Working with a chiropractor or physical therapist may be in order to ensure you do the right things for your spine. These symptoms will be asymptomatic in the early years. It extends from the skull to the coccyx and includes the cervical, thoracic, lumbar, and sacral regions. The 5 lumbar vertebrae are the largest compared to other spinal regions. The three main functions of the spine are to: Protect the spinal cord, nerve roots and several of the body’s internal organs. To protect the end of the spaces within your spine most common sites for chronic pain ) usually of. 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