Oct 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.

The sacrum is a complex structure providing support for the spine and accommodation for the spinal nerves. It also articulates with the hip bones. The sacrum has a base, an apex, and three surfaces – a pelvic, dorsal and a lateral surface. The base of the sacrum, which is …

Dec 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 …

Dec 12, 2023 · The buttock bone is a large, flat, triangular-shaped, irregular bone, also known as the sacral vertebra or sacral spine. Comprising five fused vertebrae (S1-S5), it is located at the base of the vertebral column or spine and connects the spine with the hip, contributing to …

Oct 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.

Mar 8, 2025 · 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 …

Sep 2, 2024 · The sacrum is a large bone located at the terminal part of the vertebral canal, where it forms the posterior aspect of the pelvis. It is remarkably thick, which aids in supporting and transmitting the weight of the body.

As part of the pelvic girdle, the sacrum forms the back wall of the pelvis and also forms joints at the hip bone called the sacroiliac joints. The sacrum contains a series of four openings on each side through which the sacral nerves and blood vessels run.

Apr 27, 2023 · The sacrum is a shield-shaped bony structure that is located at the base of the lumbar vertebrae and that is connected to the pelvis. The sacrum forms the posterior pelvic wall and strengthens and stabilizes.

Feb 27, 2025 · The vertebral column, commonly known as the spine, is a vital structure that supports and protects the human body. It consists of 33 individual bones, called vertebrae, separated by intervertebral discs, which provide a perfect balance of flexibility and stability. ... (fused to form the sacrum) 4 coccygeal vertebrae (fused to form the coccyx ...