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NREMT Paramedic

Category - Medical

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Dura mater, pia mater, and the arachnoid membrane are the three layers that surround what organ?

The heart
The liver
The brain
The lungs

Explanation

Answer: C - Dura mater, pia mater, and the arachnoid membrane are the three layers that surround the brain. Dura mater is the outermost layer, the arachnoid membrane is the layer that separates the two connective tissues, with pia mater being the layer that is closest to the brain. A useful acronym to use to remember this is PAD.

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