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10 Cards in this Set
- Front
- Back
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Arachnoid Layer of Meninges |
A vascular layer of connective tissue which functions to protect the brain and spinal cord |
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Subarachnoid Space |
A space between the arachnoid and pia mater containing cerebrospinal fluid. |
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Pia Mater (internal) |
A thin, transparent layer of connective tissue on the surface of the brain and spinal cord. It contains the blood vessels that nourish the spinal cord. |
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White Matter of Spinal Cord |
This area surrounds the gray matter. It is composed of both myelinated and unmyelinated axons. It has 3 regions: anterior, lateral, and posterior columns, |
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Gray Matter of Spinal Cord |
This area is shaped like a butterfly or the capital letter "H" in cross-section. It is composed of neuron cell bodies, neuroglia cells, dendrites, and unmyelinated axons. It has 3 regions: the anterior, lateral, and posterior horns. The central canal is in the center of the gray matter. |
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Dorsal Root of Spinal Nerve |
Those structures contain the axons of the autonomic sensory neurons. |
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Dorsal Root Ganglion |
This area contains the cell bodies of somatic and autonomic sensory neurons. |
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Ventral Root of Spinal Nerve |
This structure contains the cell bodies of the somatic motor neurons that innervate the skeletal muscles. |
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Spinal Nerve |
These are the nerve tracks that connect the spinal cord with various regions of the body. |
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Dura Mater (outside) |
The most superficial layer of connective tissue surrounding the brain and spinal cord. It functions to protect the brain and spinal cord. |
