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Neuro > Meninges > Flashcards

Meninges Flashcards

1
Q

What are the layers that make up the dura mater?

A

meningeal and periosteal

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2
Q

What is the only dura mater layer that the spinal cord has?

A

meningeal layer

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3
Q

What are the septae of the dura mater?

A

Falx cerebri
Falx cerebelli

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4
Q

What are the sinuses of the dura mater?

A

superior sagittal sinus
transverse sinus

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5
Q

What type of mater is a pain sensitive structure?

A

Dura mater

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6
Q

The falx cerebri separates the _____.

A

cerebral hemispheres

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7
Q

The falx cerebelli separates the ____.

A

hemispheres of the cerebellum

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8
Q

The tentorium cerebelli separates _____.

A

The root of the cerebellum from the cortex.

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9
Q

The superior sagittal sinus and transverse sinus carries (arterial/venous) blood.

A

venous

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10
Q

definition: space between the arachnoid mater and pia mater that travels from the brainstem to the end of the spinal cord.

A

subarachnoid space

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11
Q

definition: areas that protrude to dural sinuses for the drainage of CSF

A

arachnoid villi

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12
Q

What structure is easier to draw CSF from in an animal?

A

cisterna magna

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13
Q

definition: openings in the subarachnoid space that are filled with CSF

A

cisterns

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14
Q

What layer of mater is the only one that closely follows the surface of the brain?

A

pia mater

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15
Q

What follows the pia mater to deep structures?

A

Blood Vessels

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16
Q

The pia mater extends to the dura mater as _______ and end at the end of the spinal cord to form the ____.

A

dentate ligaments, filum terminale

17
Q

The epidural space is (real/potential) in the brain and (real/potential) in the spinal cord.

A

potential, real

18
Q

The subdural space is (real/potential) in the brain and (real/potential) in the spinal cord.

A

potential, potential

19
Q

The subarachnoid space is (real/potential) in the brain and (real/potential) in the spinal cord.

A

real, real

20
Q

Hemorrhaging between the dura mater and skull that is caused by trauma to the skull.

S/S (occurs within minutes): intense headache, nausea/vomiting, dizziness, fatigue

A

epidural/extradural hematoma

21
Q

Epidural/extradural hematomas primarily occur in the ___ and ___ lobes

A

temporal, parietal

22
Q

Epidural hematomas involve the (arterial/venous) system.

A

arterial

23
Q

definition: Hematoma between the dura mater and arachnoid mater that occurs when there is trauma to the head and/or the victim is older.

A

subdural hematoma

24
Q

Subdural hematomas has (arterial/venous) involvement

A

venous

25
Q

What kind of hematoma is hard to diagnose due to its slow bleeding?

A

subdural hematoma

26
Q

definition: hemorrhage that is caused by the arteries penetrating the cortex

S/S: headache, other symptoms determined by area of cortex affected

A

intracerebral hemorrhage

27
Q

definintion: hemorrhaging caused by AVM or berry aneurysms

A

subarachnoid hemorrhage

28
Q

Definition: weakened arterial wall in the circle of willis (subarachnoid space) that can result in headache and seizures

A

berry aneurysm

29
Q

What is the most common herniation?

A

cingulate/central

30
Q

What is the most deadly herniation?

A

tonisllar

31
Q

Definition: herniation that is on one side of the cortex (w/in the cingulate gyrus) which results in a midline shift of the brain

A

cingulate/central

32
Q

definition: herniation in the ungal part of the temporal lobe that pushes tissue down and across to push against the brainstem and other CNS structures

A

uncal herniation

33
Q

Definition: herniation that is caused by a mass in the cerebellum which pushes down to the foramen magnum and puts pressure on the brainstem

A

tonsillar herniation

Neuro (45 decks)

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