Samples of CSF for Diagnostic Purposes Are Normally Obtained by Placing

question 30

Multiple Choice

Samples of CSF for diagnostic purposes are normally obtained by placing the tip of a needle in the

• A) arachnoid mater.
• B) epidural space.
• C) cerebral ventricles.
• D) dura mater.
• E) subarachnoid space.

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Definitions:

Non-Avian Dinosaurs

The group of dinosaurs that did not evolve into birds and became extinct approximately 66 million years ago.

Mass Extinctions

Events in Earth's history when a significant, widespread and rapid decrease in the biodiversity of organisms occurs, often due to drastic environmental changes.

Mass Extinction

A significant and widespread event in which a substantial proportion of Earth's species die out in a relatively short geological period.

Climate Change

Substantial changes in global or regional climate patterns, notably since the late 20th century, largely attributed to increased levels of atmospheric carbon dioxide produced by fossil fuels.