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 …
Spinal cord - Wikipedia
For example, lumbar and sacral spinal cord segments are found between vertebral levels T9 and L2, and the spinal cord ends around the L1/L2 vertebral level, forming a structure known as …
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 …
Spinal Cord and Cauda Equina of the Lumbar Spine
The lumbar spine includes the terminal end of the spinal cord and the cauda equina. The spinal cord terminates in the lumbar spine. The exact point of termination varies among individuals; …
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 …
The Spinal Cord: Anatomy and 3D Illustrations - Innerbody
3 天之前 · The spinal cord is a mass of nervous tissue that extends inferiorly from the brain stem through the vertebral canal of the cervical and thoracic regions, ending around the T12 or L1 …
Spinal Cord Anatomy - Physiopedia
The spinal cord consists of a densely packed column of nerve tissue, which runs from the brainstem to around L1-2 in adults. The terminal end of the spinal cord is the conus medullaris. …
Anatomy of the Spine and Peripheral Nervous System
2024年4月4日 · There are 31 pairs of spinal nerves and roots. Eight pairs of cervical nerves exit the cervical cord at each vertebral level. One member of the pair exits on the right side and the …
12.6: Spinal Cord and Spinal Nerves - Medicine LibreTexts
The spinal cord ends around the L1/L2 vertebral level, forming a tapered structure known as the conus medullaris, which corresponds to the sacral spinal cord. The nerves that emerge from …
Spinal Cord - Brain, Spinal Cord, and Nerve Disorders - MSD …
Cauda equina: The spinal cord ends about three fourths of the way down the spine, but a bundle of nerves extends beyond the cord. This bundle is called the cauda equina because it …