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Anatomy > Meninges > Flashcards

Meninges Flashcards

1
Q

What are the three layers of the meninges?

A

Dura mater, arachnoid mater, and pia mater

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2
Q

Which layer of the meninges is the outermost and toughest?

A

Dura mater

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3
Q

Which layer of the meninges is the middle layer that contains blood vessels and cerebrospinal fluid?

A

Arachnoid mater

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4
Q

Which layer of the meninges is the innermost and adheres closely to the brain and spinal cord?

A

Pia mater

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5
Q

True or False: The meninges protect the brain and spinal cord.

A

True

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6
Q

What is the function of the meninges?

A

Protect the brain and spinal cord, support blood vessels, and contain cerebrospinal fluid

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7
Q

What is the space between the arachnoid mater and pia mater that contains cerebrospinal fluid?

A

Subarachnoid space

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8
Q

Which layer of the meninges is the thickest and most durable?

A

Dura mater

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9
Q

What is the outermost layer of the meninges that is closest to the skull and vertebrae?

A

Dura mater

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10
Q

Which layer of the meninges is the most delicate and thin?

A

Pia mater

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11
Q

What is the innermost layer of the meninges that follows the contours of the brain and spinal cord?

A

Pia mater

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12
Q

What is the middle layer of the meninges that forms a loose sac around the brain?

A

Arachnoid mater

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13
Q

What is the outer layer of the meninges that is composed of tough, fibrous tissue?

A

Dura mater

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14
Q

What is the function of the dura mater?

A

Protects the brain and spinal cord, provides structural support

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15
Q

What is the function of the arachnoid mater?

A

Cushions the brain, contains blood vessels and cerebrospinal fluid

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16
Q

What is the function of the pia mater?

A

Provides nourishment to the brain and spinal cord, adheres closely to their surfaces

17
Q

What is the thinnest layer of the meninges?

A

Pia mater

18
Q

Which layer of the meninges is responsible for producing cerebrospinal fluid?

A

Pia mater

19
Q

What is the function of the subarachnoid space?

A

Contains cerebrospinal fluid, provides cushioning and support

20
Q

Which layer of the meninges is directly attached to the brain and spinal cord?

A

Pia mater

21
Q

What is the name of the fluid-filled space between the arachnoid mater and pia mater?

A

Subarachnoid space

22
Q

What is the function of the meninges in relation to cerebrospinal fluid?

A

Contain and circulate cerebrospinal fluid

23
Q

Which layer of the meninges is the most vascularized?

A

Pia mater

24
Q

What are the three layers of the meninges from outermost to innermost?

A

Dura mater, arachnoid mater, pia mater

Anatomy (6 decks)

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