Question

3) ______ continues downwards as the spinal cord​

Answer 1

Answer:

The brain is continuous with the spinal cord at the foramen magnum. In addition to bone, the CNS is surrounded by connective tissue membranes, called meninges, and by cerebrospinal fluid.

Explanation:

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Answer 2

Answer:

The cauda equina are nerves that attach to the end of the spinal cord and continue to run downward before turning laterally to other parts of the body. There are four plexus groups: cervical, brachial, lumbar, and sacral. The thoracic nerves do not form a plexus.

Explanation:

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