Vertebra - Wikipedia
Each vertebra (pl.: vertebrae) is an irregular bone with a complex structure composed of bone and some hyaline cartilage, that make up the vertebral column or spine, of vertebrates. The proportions of the vertebrae differ according to their spinal segment and the particular species.
The Vertebral Column - Joints - Vertebrae - Vertebral Structure
2024年9月2日 · In this article, we shall look at the anatomy of the vertebral column – its function, structure, and clinical significance. Access this feature with pro. The vertebral column has four main functions: Protection – encloses and protects the spinal cord within the spinal canal. Support – carries the weight of the body above the pelvis.
Vertebral column - Wikipedia
A typical vertebra consists of two parts: the vertebral body (or centrum), which is ventral (or anterior, in the standard anatomical position) and withstands axial structural load; and the vertebral arch (also known as neural arch), which is dorsal (or posterior) and provides articulations and anchorages for ribs and core skeletal muscles.
Vertebrae: The Bones of the Spinal Column - Spine Info
2023年2月3日 · The spinal column, also known as the backbone or vertebral column, is made up of 33 individual bones called vertebrae. The vertebrae are stacked on top of each other and separated by intervertebral discs, which act as shock absorbers.
Vertebral Column: Anatomy, vertebrae, joints & ligaments - Kenhub
2023年9月12日 · In this article we’ll explore the anatomy and functions of the vertebral column. The spine, vertebral column, or backbone is defined as the bony structure that runs from the inferior aspect of the occipital bone of the skull to the tip of the coccyx.
Anatomy, Back, Vertebral Column - StatPearls - NCBI Bookshelf
2023年8月8日 · The vertebral column (spine) defines the animal subphylum Vertebra, or vertebrates, of the phylum Chordata. In humans, it is composed of 33 vertebrae that include 7 cervical, 12 thoracic, 5 lumbar, 5 sacral, and 4 coccygeal.
Vertebral column | Anatomy & Function | Britannica
2024年11月7日 · vertebral column, in vertebrate animals, the flexible column extending from neck to tail, made of a series of bones, the vertebrae. The major function of the vertebral column is protection of the spinal cord; it also provides stiffening for the body and attachment for the pectoral and pelvic girdles and many muscles.
Definition, Parts, Types and Function - Biology Dictionary
2019年4月17日 · Vertebrae are important structurally in vertebrates. They support the head and neck, allowing movements such as turning the neck. The vertebrae also provide attachment points for muscles and ligaments, allowing many of the motions that the body is able to go through, such as bending and twisting.
Spine (Vertebral Column) – Bones, Anatomy, & Labeled Diagram
The vertebral column, commonly known as the spine, spinal column, or backbone, is a flexible hollow structure through which the spinal cord runs. It comprises 33 small bones called vertebrae, which remain separated by cartilaginous intervertebral discs. The vertebral column forms the axial skeleton, skull bones, ribs, and sternum.
Spine Structure and Function - Cleveland Clinic
Vertebrae: Your spine has 33 stacked vertebrae (small bones) that form the spinal canal. The spinal canal is a tunnel that houses your spinal cord and nerves, protecting them from injury. Most vertebrae move to allow for a range of motion. The lowest vertebrae (sacrum and coccyx) are fused together and don’t move.