Hydrocephalus Flashcards

1
Q

A build-up of CSF on the brain in the ventricles or cavities

A

Hydrocephalus

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2
Q

Non-obstructive hydrocephalus

A

communicating hydrocephalus

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3
Q

Obstructive hydrocephalus

A

non-communicating

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4
Q

Block at the foramen of Monro

A

lateral ventricles, but not in third and fourth ventricles

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5
Q

block at cerebral aqueduct

A

lateral ventricles and third ventricle but not in the fourth ventricle

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6
Q

block at foramina of Luschka and Magendie

A

congenital malformation of the brain in which the cerebellum is lodged in the foramen magnus and causes hydrocephalus in ALL ventricles

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7
Q

block in the arachnoid vili

A

all of the ventricles are in communication with on another, but CSF is simply not being resorbed back into venous system “communicating hydrocephalus”

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8
Q

What is responsible for the formation of CSF?

A

chorid plexus

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9
Q

Obstruction of cerebral aqueduct would cause hydrocephalus in which ventricles?

A

lateral and third ventricles

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10
Q

What do Schwann cells to?

A

myelination of the peripheral nervous system

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11
Q

function of astrocytes

A

maintain extracellular ionic environment

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12
Q

qeiuscent cells that become activated after CNS damage

A

microgalial

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13
Q

oligodendroglial cells

A

cells types that make up the myelin of the CNS

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14
Q

The inferior horn of the lateral ventricles are found within what lobe?

A

the temporal lobe

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15
Q

What lobe is the body of the lateral ventricles found?

A

parietal

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16
Q

The posterior horn of the lateral ventricle is located in what lobe?

A

occipital

17
Q

What portion of the lateral ventricles are located in the frontal lobe?

A

anterior portion of ventricle

18
Q

cerebral aqueduct is associated with

A

the midbrain

19
Q

Define superior sagittal sinus

A

a venous structure into which the CSF of the subarachnoid space flows

20
Q

The third ventricle is associated with what?

A

thalamus/hypothalamus

21
Q

What is the fourth ventricle associated with ?

A

the medulla

22
Q

how does CSF enter the third ventricle?

A

via two foramen of monro