Feb 17, 2022 · 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, spinal cord and nerves, muscles, tendons and ligaments. Your lumbar spine supports the weight of your body and allows a wide range of body movements.

In tetrapod anatomy, lumbar is an adjective that means of or pertaining to the abdominal segment of the torso, between the diaphragm and the sacrum.

The lumbar spine connects with the thoracic spine above at the thoracolumbar junction and the sacral spine below at the lumbosacral joint. The lumbar motion segments may be affected by congenital (birth-related), degenerative, traumatic, or inflammatory disorders.

Mar 25, 2024 · The low back, also called the lumbar region, is the area of the back that starts below the ribcage. Almost everyone has low back pain at some point in life. It’s one of the top causes of missed...

Aug 13, 2024 · Lower back pain affects the lumbar region of your spine or back. It can result from many different injuries and conditions. Most often, the cause is an injury to muscles or tendons in your back.

May 24, 2022 · The lumbar spine is the third and lowermost part of the spinal column, consisting of 5 lumbar vertebrae, L1-L5. They are found in the lower back, supporting the body’s weight and providing flexibility and movement.

Learn about the lumbar spine's function, anatomy, and common disorders. Explore how this lower back region supports movement, bears body weight, and its role in protecting spinal nerves. Discover causes, symptoms, and treatments for lumbar spine disorders.

Jan 28, 2025 · The lumbar spine refers to the lower part of the vertebral column, consisting of five vertebrae labeled as L1 to L5.[4] These vertebrae are larger and stronger than the vertebrae in other sections of the spine, designed to bear most of …

Oct 2, 2023 · Known as the lumbar vertebrae, or “lumbar spine” (from L1 to L5 on your spinal column), they are located below the 12 chest (thoracic) vertebrae and above the five fused bones composing your ...

The lumbar vertebrae are located between the thoracic vertebrae and pelvis. They form the lower part of the back in humans, and the tail end of the back in quadrupeds. In humans, there are five lumbar vertebrae. The term is used to describe the anatomy of humans and quadrupeds, such as horses, pigs, or cattle.