2025年1月13日 · Nerves in Spine Anatomy. The spinal cord serves as a communication highway, linking the brain to the rest of the body through a network of nerve fibers. These fibers branch into pairs of nerve roots that exit through small openings (foramina) between the vertebrae. Each segment of the spinal cord connects to specific regions of the body, which ...

2025年1月28日 · 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 the body's weight and provide structural support. The lumbar spine also houses and protects

2022年5月24日 · 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. These are the largest among all …

Your lumbar spine consists of the five vertebrae in your lower back. It provides support for the weight of your body, surrounds and protects your spinal cord, and allows for a wide range of body motions.

2018年1月24日 · Throughout the spine, intervertebral discs made of cushioning material both pad and connect the vertebrae. The lumbo-sacral spine includes: Lumbar vertebrae: Numbered L1 through L5, these...

2023年12月5日 · The lumbar spine consists of five vertebrae, which support much of the weight of the upper body. These are labeled L1 through L5, with L1 being the uppermost lumbar vertebra and L5 the lowermost. The lumbar vertebrae are physically the largest bones of the entire spine.

The spine has 5 lumbar vertebrae(L1-L5) supporting the body weight. They have large, kidney-shaped vertebral bodies, triangular vertebral foramen, and short spinous processes. Among all the vertebrae, the L5 lumbar vertebra is the largest.

2022年11月2日 · The lumbar vertebrae (vertebrae lumbales) (L1 – L5) are located in the lower back and are discernibly larger and stronger than the cervical or thoracic vertebrae. The bodies of the lumbar vertebrae are massive, sturdy, and designed to withstand vertical compression. The spinous processes are broad and thick so stabilizing muscles can attach.

2024年2月12日 · The lower end of the spinal column between the first sacral vertebra (S1) and the last thoracic vertebra (T12) is known as the lumbar spine. The five robust and movable vertebrae (L1–L5) that provide the dispersion of axial stresses shield the spinal cord in this area.

2023年11月16日 · The lumbar vertebrae are five in number and desginated as vertebrae L1-L5. They are primarily responsible for bearing the weight of the upper body (and permitting movement) and consequently represent the largest individual segments of the vertebral column.