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The spinal cord begins at the foramen magnum and ends at approximately the level of the L2 vertebra. Spinal nerves, called the cauda equina, extend from the end of the spinal cord. Identify the following characteristics of the spinal cord:
cervical enlargement (C3-T2)
lumbar enlargement (T9-T12)
conus medullaris (between L1-L2),
[left in an isolated specimen]
filum terminale [right probe]
cauda equina
The cauda equina consist of the lower pairs of spinal nerve roots. Links and References:
Grant's: 4.63-4.69
Netter: 148 and 155-159
Rohen and Yokochi: 216-218 and 225
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