Chapter 11: Central Nervous System (CNS) Flashcards by Aya Dbouk

Q

What does the CNS consist of?

A

Brain & Spinal Cord

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Q

What does the brain control?

A

Sensation, Perception, Movement, Thinking

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Q

What connects the brain to the spinal cord?

A

The brainstem

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Q

What are the major components of the brain?

A

2 cerebral hemispheres
diencephalon
brainstem
cerebellum

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Q

What are the meninges?

A

Membranes that protect the brain and spinal cord

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Q

What are the layers that make up the menignes?

A

Dura
Arachnoid
Pia

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Q

What is the dura mater?

A

Outer layer of the meninge

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Q

A

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Q

What is the arachnoid layer?

A

The middle layer of the meninge

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Q

What is the subarachnoid space?

A

Cerebral Spinal Fluid (CSF)

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Q

What is the pia mater?

A

lower layer of the meninge

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Q

What is the pia mater attached to?

A

surface of the brain and spinal cord

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Q

What is the purpose of the pia mater?

A

to nourish the CNS

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