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 …
仅显示来自 kenhub.com 的搜索结果Central Nervous System
Central nervous system anatomy. The central nervous system (CNS) is a …
Spinal Nerves
White rami communicantes only exit the spinal cord between the levels of T1-L2. …
Skull
Here the brainstem leaves the skull and becomes the spinal cord. The foramen …
Kidney
The kidneys have their anterior and posterior surfaces. The anterior surface …
Spinal Reflex
A major part of the spinal cord function is regulated by the brain.Many functions of …
Stretch Reflex
The stretch reflex is the contraction of a muscle that occurs in response to its …
Withdrawal Reflex
a noxious stimulus, such as heat or pain, will excite the sensory nociceptor e.g. a …
Spinothalamic Tract
Course Spinal cord. The spinothalamic tract utilises three neurons in order to …
Map of Your Spine [Infographic] - Northwestern …
Adults typically have 33 bones called vertebrae, that interlock with each other to form the spinal column. The vertebrae are divided into five regions or sections: Cervical; Thoracic; Lumbar; Sacrum; Coccyx; Each section has a different …
Spine Anatomy, Diagram & Pictures | Body Maps
2015年2月25日 · The spinal cord begins at the base of the brain and extends into the pelvis. Many of the nerves of the peripheral nervous system, or PNS, branch out from the spinal cord and travel to various...
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. The spinal cord is also covered by meninges and enclosed …
Wikipedia · CC-BY-SA 许可下的文字12.6: Spinal Cord and Spinal Nerves - Medicine LibreTexts
Explain the arrangement of gray and white matter in the spinal cord. Compare and contrast how white and gray matter process information. Describe the sensory and motor components of spinal nerves and the plexuses that they …
The Spinal Cord - Meninges - Vasculature
2023年1月8日 · The spinal cord is a tubular bundle of nervous tissue and supporting cells that extends from the brainstem to the lumbar vertebrae. Together, the spinal cord and the brain form the central nervous system. In …
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Spinal cord - Anatomy, Location, Diagram, Function, Structure
2024年9月28日 · The spinal cord is located within the vertebral column, running from the base of the skull (at the foramen magnum) to the level of the first or second lumbar vertebra in the …
Lumbar Spine Anatomy, Diagram & Function | Body …
2018年1月24日 · Together, the brain and spinal cord make up the central nervous system. The spine’s four sections, from top to bottom, are the cervical (neck), thoracic (abdomen,) lumbar (lower back), and ...
Spinal cord: Anatomy, functions, and injuries - Medical …
2019年11月12日 · This article looks at the spinal cord’s function and anatomy and includes an interactive diagram. The spinal cord is a long bundle of nerves and cells that carries signals between the brain...
The Spinal Cord: Anatomy and 3D Illustrations
6 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 vertebra. It is a long tube about 18 inches (45 …
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