Chapter 13

Chapter 13 - Chapter 13 Spinal Cord and the Autonomic...

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Chapter 13 Spinal Cord, and the Autonomic Nervous System 1
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Gross Anatomy of the Adult Spinal Cord 2
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l Extends from the foramen magnum to L1 or L2 l Conus medularis - it is the end of the spinal cord l Denticulate ligaments – pia mater attaching the spinal cord t the vertebral wall l Filum terminale – pia mater extension from the conus medularis to the coccix Anatomy of the Spinal Cord 3
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l Lumbar tap – removal of CSF from the vertebral canal bellow L3 l Cervical and lumbar enlargements l 31 pairs of spinal nerves leave the spinal cord l Cauda equina – collection of spinal nerves at the end of the spinal cord Anatomy of the Spinal Cord 4
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The Spinal Cord and Spinal Meninges 5
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Spinal meninges l Three layers ¡ Dura mater l Single layer l Epidural space – between the vertebra and dura. Filled with fat and blood vessels ¡ Arachnoid l Subarachnoid space – between arachnoid and pia. Filled with CSF ¡ Pia mater 6
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The Spinal Cord and Spinal Meninges 7
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Sectional Organization of the Spinal Cord 8
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This note was uploaded on 01/06/2012 for the course BIOL 2401 taught by Professor Elainefanin during the Fall '11 term at Collins.

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Chapter 13 - Chapter 13 Spinal Cord and the Autonomic...

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