Sacrum: Anatomy, Function, and Associated Conditions - Verywell Health
WEBOct 11, 2023 · The sacrum is a fusion of five vertebrae that holds the pelvis and spinal column together. It is important for motion, strength, and balance. Learn more about it and conditions that can affect it.
All about L5-S1 (Lumbosacral Joint) - Spine-health
WEBThe L5-S1 spinal motion segment, also called the lumbosacral joint, is the transition region between the lumbar spine and sacral spine in the lower back. In this region, the curvature of the spine changes from lumbar lordosis (forward curve) to sacral kyphosis (backward curve).
Sacroiliitis - Symptoms and causes - Mayo Clinic
WEBFeb 22, 2024 · Sacroiliitis (say-kroe-il-e-I-tis) is a painful condition that affects one or both sacroiliac joints. These joints sit where the lower spine and pelvis meet. Sacroiliitis can cause pain and stiffness in the buttocks or lower back, and the …
Sacrum (Sacral Region) - Spine-health
WEBThe sacral region (sacrum) is at the bottom of the spine and lies between the fifth segment of the lumbar spine (L5) and the coccyx (tailbone). The sacrum is a triangular-shaped bone and consists of five segments (S1-S5) that are fused together.
Lumbar Spine: What It Is, Anatomy & Disorders - Cleveland Clinic
WEBYour lumbar spine is located below your 12 chest (thoracic) vertebra and above the five fused bones that make up your triangular-shaped sacrum bone. Compared with other spine vertebrae, your lumbar vertebrae are larger, thicker and more block-like bones.
Lumbosacral Joint (L5-S1): Anatomy and Pain Symptoms
WEBSep 4, 2024 · The L5-S1 is also called the lumbosacral joint. It is the part of the spine where the lumbar spine ends and the sacral spine begins. It helps you twist, bend, and stand upright. Because of its location, the L5-S1 is vulnerable to wear and tear and injury.
Sacral Vertebrae: Anatomy, Function, and Treatment - Verywell …
WEBApr 13, 2023 · The sacral vertebrae—also called the sacral spine—consists of five sacral vertebrae bones. These bones fuse together to form the sacrum, the shield-shaped bony structure located at the base of the lumbar vertebrae (the five cylindrical bones forming the spine of the lower bank) and connected to the pelvis.
Sacrum: Anatomy and clinical aspects - Kenhub
WEBOct 30, 2023 · The sacrum is an irregularly shaped bone, made up of a group of five fused vertebrae in the area of what is commonly known as the base of the spine. Regarded as the keystone of the human body, the sacrum is important because it forms a link between the spine and the iliac bones, and also has an important part to play in hip stability.
The Sacrum Bone: Anatomy and 3D Illustrations - Innerbody
WEB3 days ago · Explore the anatomy, structure, and role of the sacrum bone with Innerbody's interactive 3D model. The sacrum is a large wedge shaped vertebra at the inferior end of the spine. It forms the solid base of the spinal column where it intersects with the hip bones to form the pelvis.
Sacrum - Anatomy, Location, Functions, & Labeled Diagram
WEBDec 27, 2021 · The sacrum is a large, flat, triangular-shaped, irregular bone, alternatively known as the sacral vertebra or sacral spine. It comprises five fused vertebrae (S1-S5), located at the base of the vertebral column or spine. The bone links the spine with the hip, thus helping in hip stability.