Spinal cord - Wikipedia
The spinal cord is a long, thin, tubular structure made up of nervous tissue that extends from the medulla oblongata in the lower brainstem to the lumbar region of the vertebral column (backbone) of vertebrate animals. The center of the spinal cord is hollow and contains a structure called the central canal, which contains cerebrospinal fluid.
Spinal cord: Anatomy, structure, tracts and function | Kenhub
2023年11月3日 · Like the vertebral column, the spinal cord is divided into segments: cervical, thoracic, lumbar, sacral, and coccygeal. Each segment of the spinal cord provides several pairs of spinal nerves, which exit from vertebral canal through the intervertebral foramina.
Spinal Cord: Anatomy, Function & Structure - Cleveland Clinic
Your spinal cord starts at the bottom of your brainstem and runs the length of your spine. It ends in your lower back in a cone shape called the conus medullaris. What are the three main parts of the spinal cord? Your spinal cord has three areas that match the three sections of your spine: Cervical (your neck). Thoracic (your upper back).
Neuroanatomy, Spinal Cord - StatPearls - NCBI Bookshelf
2023年7月24日 · It presents as an extension of the lower part of the brain stem, i.e., the medulla oblongata. It begins at the first cervical vertebra level and ends at the first lumbar vertebra in an adult. [1] . But in the case of young children, the spinal cord is relatively longer relative to the length of the vertebral column.
Anatomy and Physiology of the Spinal Cord - Madame Curie …
The spinal cord is part of the central nervous system (CNS), which extends caudally and is protected by the bony structures of the vertebral column. It is covered by the three membranes of the CNS, i.e., the dura mater, arachnoid and the innermost pia mater.
Spinal cord: Anatomy, functions, and injuries - Medical News Today
2019年11月12日 · Spinal cord functions include carrying signals between the brain and the rest of the body. This article covers the key anatomy of the spinal cord and its functions. It also provides some...
The Spinal Cord - Meninges - Vasculature - TeachMeAnatomy
2023年1月8日 · The spinal meninges are three membranes that surround the spinal cord – the dura mater, arachnoid mater, and pia mater. They contain cerebrospinal fluid, acting to support and protect the spinal cord.
Anatomy, Back, Spinal Cord - StatPearls - NCBI Bookshelf
2023年6月26日 · The spinal cord is a tubular structure composed of nervous tissue that extends from the brainstem and continues distally before tapering at the lower thoracic/upper lumbar region as the conus medullaris. The spinal cord is anchored distally by the filum terminale, a fibrous extension of the pia mater anchoring the spinal cord to the coccyx. [1] .
The Spinal Cord: Anatomy and 3D Illustrations - Innerbody
2025年1月2日 · The spinal cord is a major component of the central nervous system (CNS) that forms the vital link between the brain and most of the body. Its 31 spinal segments connect the CNS to the organs and tissues of the neck, torso, and limbs.
Spinal cord - Anatomy, Location, Diagram, Function, Structure
2024年11月29日 · Structure and Anatomy. The spinal cord is a cylindrical structure composed of nervous tissue, serving as the primary communication pathway between the brain and the peripheral nervous system. It is well-protected by the vertebral column and surrounded by several protective layers.