WebThe thoracic spine has 12 nerve roots (T1 to T12) on each side of the spine that branch from the spinal cord and control motor and sensory signals mostly for the upper back, chest, and abdomen. The thoracic spine (highlighted) spans the upper and mid-back. It includes twelve vertebrae named T1 through T12. Each thoracic spinal nerve is named ... WebJan 21, 2024 · Lower leg. The lower leg is a major anatomical part of the skeletal system. Together with the upper leg, it forms the lower extremity. It lies between the knee and …
What is the anatomy of the lower leg? - Medical News Today
WebJan 6, 2024 · The femoral nerve combines nerve fibers that emerge from between the second, third, and fourth lumbar (lower back) vertebrae. As it extends downward, it … WebSep 13, 2024 · The sciatic nerve travels from the lower back through the hips and buttocks and down each leg. Sciatica most often occurs when a herniated disk or an overgrowth … nprm refers to
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WebJan 22, 2024 · Nerves in the leg send messages to the brain, including indications of heat, pain, and movement. The major nerve of the leg is the sciatic nerve. It begins in the … WebNerve Irritation from a Herniated Disc. The nerve passing to the next level runs over a weak spot in the disc space, which is the reason discs tend to herniate right under the nerve root and can cause leg pain—often referred to as (lumbar radiculopathy or sciatica).Cervical disc herniations (in the neck) tend to irritate the nerve exiting at a particular level (e.g. C6 at … WebMar 6, 2024 · Your doctor may order imaging tests, such as an MRI, to get more information about the location and cause of the irritated nerve. An MRI can show the alignment of vertebral disks, ligaments, and... npr mushroom story