Sacral Vertebrae: Anatomy, Function, and Treatment - Verywell …
2023年4月13日 · 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, Location, Functions, & Labeled Diagram
2021年12月27日 · 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 …
Sacrum - Wikipedia
The sacrum situates at the upper, back part of the pelvic cavity, between the two wings of the pelvis. It forms joints with four other bones. The two projections at the sides of the sacrum are called the alae (wings), and articulate with the ilium at the L-shaped sacroiliac joints.
Sacrum: Anatomy, Function, and Associated Conditions - Verywell Health
2023年10月11日 · In some cases, the first and second sacral vertebrae do not fuse and instead remain separately articulated. Failure of the vertebral canal to completely close during formation is a condition known as spina bifida , which may arise from the sacral canal.
Sacral region: Anatomy and location - Kenhub
2024年3月20日 · The sacral region is one of the distinct topographical regions of the back and buttocks which include the suprascapular, scapular, interscapular, infrascapular, vertebral, lateral pectoral, lumbar regions. It is situated just above the buttocks and at the base of the spine inferior to the vertebral region.
Sacrum: Anatomy and clinical aspects - Kenhub
2023年10月30日 · 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.
Sacrum - Anatomy, Location, Functions, & Labeled Diagram
2023年12月12日 · Learn about sacrum bone/sacral vertebra, its definition, parts (base, ala, surfaces, muscles, nerves), & articulation, with labeled pictures.
Second Sacral Nerve (Left) | Complete Anatomy - Elsevier
Discover the function of the second sacral nerve, it's origin, course, branches and the structures it supplies. Learn about its key role in motor and sensory innervation.
The sacroiliac joint: an overview of its anatomy, function and ...
This article focuses on the (functional) anatomy and biomechanics of the pelvic girdle and specifically the sacroiliac joints (SIJs). The SIJs are essential for effective load transfer between the spine and legs. The sacrum, pelvis and spine, and the connections to the arms, legs and head, are functionally interrelated through muscular, fascial ...
Sacrum - Physiopedia
Sacral fractures may occur secondary to trauma (e.g., motor vehicle accidents) or fall in the elderly (see below). This trauma may lead to S2-S5 sacral nerve root injury that results in sexual dysfunction and bowel or bladder Urinary Incontinence, which may present as peripheral numbness and decreased rectal tone in an acute setting.