Exam III Help

Front

Small Neurons which contain numerous dendrites but few or no axons are often found in groups within the nervous system.

Back

Grey Matter

Front

These are areas of the nervous system comprised of neurons with large and often insulated axons are...

Back

White Matter

Front

True or False: Grey matter mainly is axons insulated with myelin in the spinal cord?

Back

False

Front

The subarachnoid space is filled with _____ _____.

Back

Cerebrospinal fluid

Front

Which layer of the meninges is adhered directly to the spinal cord?

Back

Pia Mater

Front

In the spinal cord which of the meninges is the most superficial?

Back

Dura Mater

Front

In the spinal cord which part of the grey matter primarily carries efferent signals? Options: Lateral Horns, Dorsal Horns, Ventral Horns

Back

Ventral Horns

Front

When the spinal cord begins to approach the lower thoracic and upper lumbar regions, it begins to taper. This is known as the _____ _____.

Back

Conus medullaris

Front

Once the white matter extends further inferiorly into the sacrum, the fine branches are known as what?

Back

cauda equina

Front

What small hole does the cauda equina extend a few inches through?

Back

Sacral hiatus