2023年11月16日 · The lumbar vertebrae are perhaps most easily defined by their stout and think vertebral bodies; they are relatively large, wider laterally compared to anteroposteriorly and thicker in its anterior half compared to posterior (which contributes to the lumbar lordosis). Their intervertebral surfaces are somewhat flattened or slightly concave ...

2022年5月24日 · Find out about the Lumbar vertebrae/lumbar spine, how many vertebrae are there in lumbar spine, its anatomy, parts, and labeled diagram

2022年11月2日 · 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. The superior articular facets face inward (medially) and the inferior articular facets face outward (laterally).

2023年12月12日 · The spine contains 5 lumbar vertebrae (L1-L5) that support the body weight. They have large, kidney-shaped vertebral bodies, triangular vertebral foramina, and short spinous processes. Among all the vertebrae, the L5 lumbar vertebra is the largest.

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 ...

6 天之前 · 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

3 天之前 · The lumbar vertebrae are the some of the largest and heaviest vertebrae in the spine, second in size only to the sacrum. A cylinder of bone known as the vertebral body makes up the majority of the lumbar vertebrae's mass and bears most of the body's weight.

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. Many conditions can affect this area of your spine, including lower back pain, arthritis, degenerative bone and disk disease, and stenosis.

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.

2020年6月17日 · It is made up of five distinct vertebrae, which are the largest of the vertebral column. This supports the lumbar spine in its main function as a weight bearing structure. This article will look at the osteology of the lumbar vertebrae, examining their characteristic features, joints and their clinical correlations. Access this feature with pro.