Neuro Flashcards

(53 cards)

1
Q

The three meninges of the CNS

A
  1. Pia Mater
  2. Arachnoid Membrane
  3. Dura Mater
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2
Q

CSF is found in ________

A

Subarachnoid Space

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3
Q

Subdural and Epidural space are both _______ spaces

A

potential

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4
Q

CSF is synthesized and reabsorbed approx ________

A

3 times a day

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5
Q

Normal ICP

A

0-10 mmHg

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6
Q

Normal CCP

A

70-90 mmHg

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7
Q

CPP calculation

A

MAP-ICP

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8
Q

MAP Calculation

A

MAP= DBP +1/3(pulse pressure)

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9
Q

Cushing Triad

A
  1. HTN
  2. Bradycardia
  3. Resp Changes
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10
Q

A subdural hematoma is typically _______ in nature

A

Venous

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11
Q

A subdural bleed lies between the ________

A

dura mater and arachnoid membrane

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12
Q

Acute Subdural Hematomas become symptomatic at ______

A

24 hours

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13
Q

Subacute Subdural Hematomas become symptomatic at ______

A

2-10 days

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14
Q

Chroinic Subdural Hematomas become symptomatic after ______

A

2 weeks

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15
Q

The chronic subdural will commonly demonstrate a ______ pattern on CT

A

Granulated or ‘salt and pepper’

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16
Q

What patient population will mostly likely demonstrate an acute subdural

A

Peds

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17
Q

The most common cause of subarachnoid bleed is _______

A

Trauma

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18
Q

Triple H-Therapy consist of:

A
  1. Hypertension
  2. Hypervolemia
  3. Hemodilution
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19
Q

Three classifications of CVA

A
  1. Embolic
  2. Hemorrhagic
  3. Thrombotic
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20
Q

______ fracture typically has a focal depression with fractures radiating outward. Similar to a ‘starred window’ pattern.

A

Linear Stellate

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21
Q

_______ fractures are a simple fracture forming a single line across the scull.

A

Linear

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22
Q

_______ fractures involve large sections of the skull being fractured from the main structure and becoming altered in their planar relationship to one another.

23
Q

LeForte ___ results in a loose maxillary region or upper lip movement.

24
Q

LeForte ___ results in a nasal section that is loose from the face itself.

25
LeForte ___ the entire face appears to be detached and mobile from the rest of the skull
III
26
The treatment of neurogenic shock includes the following:
1. Oxygenate 2. Perfuse 3. Fill the Tank 4. Limit further injury
27
Nipple Line Dermatome ____
T4
28
Xiphoid Dermatome ____
T6
29
Umbilical Dermatome ______
T10
30
Pubis Dermatome _____
T12
31
Pulse Pressure Calc
SBP-DBP
32
Decorticate Posturing indicates
Damage above the cerebellum and brainstem (supra-tentorial)
33
Decerebrate Posturing indicates
Damage to the brainstem or compression of the thalamus and brainstem
34
Treatment of increased ICP
1. Position Position 2. Limit Noxious Stimuli 3. Maintain Euvolemia, Normothermia, Normal Electrolytes
35
In Head Injury Hyperventilate to keep PaCO2 between ______
32-35 | If healthy then you can say ETCO2 is 3-5 below the this
36
Subdural is usually _______ in nature
venous
37
Subdural have a ______ mortality and morbidity
High
38
With Subdural bleeds in less 18 months look for ______
Bulging Fontanelle | Retinal Hemorrhages
39
Epidural Hematoma is bleeding between the ____ and the ______
Skull | Dura Mater
40
Epidural Hematoma are usually ______ in nature
arterial
41
With Epidural Hematoma you will see ____ pupil dilation and _______ hemiplagiea
ipsilateral | contalateral (opposite of hematoma)
42
Subarachnoid bleed is blood between the ____ and ______
Arachnoid Membraine | Pia Mater
43
_____ is the most common cause of subarchanoid and the second is ______
1. Trauma | 2. Berri Aneurysm
44
Common Chief Complaint of Subarachnoid _____
Worst Headache of my life
45
Subarachnoid Bleed CC
N/V Stiff Neck Visual Disturbance Altered LOC
46
With Subarachnoid Bleed DO NOT _______
do a lumbar puncture
47
Intracerebral hemorrhage is blood in the _______
Brain Parenchyma
48
Intracerebral hemorrhage is caused by
Shearing and Tensile Force
49
Intracerebral hemorrhage is usually found in the _________
White Matter
50
Intraventricular bleed is bleeding into the ______
ventricles
51
With a mild concussion there is NO ______
LOC
52
Basilar Skull Fx S/S
Battle Signs Periorbital Ecchymosis Otorrhea Rhinorrhea
53
Classic Signs of Neurogenic Shock
1. Hypotension 2. Warm Red Skin below the injury 3. Absence of tachycardia