What Is the Innermost Layer of Meninges That Directly Overlies

question 22

Multiple Choice

What is the innermost layer of meninges that directly overlies the central nervous system?

• A) Pia mater
• B) Dura mater
• C) Arachnoid membrane
• D) Cerebrospinal membrane

---

Definitions:

Flood Basalts

Vast areas covered by large volumes of basalt lava, which erupt during major volcanic episodes.

Siberia

A vast geographic region, covering most of North Asia, known for its harsh climate, extensive boreal forests, and significant mineral resources.

Ocean Plateaus

Large, elevated areas on the ocean floor, generally volcanic in origin, rising several hundred meters above the surrounding seafloor.

Basalt Magma

A type of magma that is low in silica and typically originates from the upper mantle, leading to the formation of basalt rock upon cooling.