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Health Assessment (Spring 2023) > Exam 3 Neuro > Flashcards

Exam 3 Neuro Flashcards

1
Q

How much CO does the brain receive?

A

20%

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2
Q

How fast does CBF adjust to CPP changes?

A

In 10-60sec

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3
Q

A Pt complains of an unresolved HA, what can be checked to rule out a pathologic ICP increase?

A

Lumbar puncture to check CSF for blood

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4
Q

What is the usual Mannitol dose?

A

0.5 - 1 mg/kg IVP

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5
Q

Relate dexamethasone to ICP?

A

Dexamethasone decreases ICP

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6
Q

What dermatomes control the bladder?

A

T11 - L2

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7
Q

What dermatomes could be affected with paraplegia?

A

T2 - T12

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8
Q

A Pt has uncontrolled hyperthermia, what could be a neurological cause?

A

High spinal lesion

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9
Q

What functions are disrupted with LVO’s?

A

Higher brain functions

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10
Q

What vessels make up the LVO’s?

A

Basilar artery
Carotid terminus
Middle cerebral artery

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11
Q

A lucid interval is the hallmark of?

A

Epidural hematoma

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12
Q

Which hematoma requires the use of Nimodipine?

A

Subarachnoid hematoma to decrease vasospasms

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13
Q

Which hematoma is treated with triple H therapy?

A

Subarachnoid hematoma

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14
Q

What fluids should be administered for CVA Pt’s?

A

Isotonic fluids

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15
Q

What hematoma most likely requires a craniotomy?

A

Subdural hematoma

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16
Q

What are the S/S of Alzheimer’s?

A

Apraxia
Aphasia
Agnosia

17
Q

What is very important for someone with MS undergoing surgery?

A

Keep their temperature up.
Do not use Scc
May stress dose steroids

18
Q

What are the S/S of a seizure while under anesthesia?

A

Tachycardia
HTN
Increased EtCO2

19
Q

What 2 anesthetic/induction drugs should not be used in someone with seizures?

A

Methohexital
Etomidate

20
Q

What is the difference in S/S of corneal abrasions vs ischemic optic neuropathy?

A

Abrasions: Painful, photophobia & unilateral
Neuropathy: Painless, vision loss, bilateral

21
Q

What increases the risks for ischemic optic neuropathy?

A

Hypotension
Anemia
Vasopressors
Positioning (Face down, upright)

Health Assessment (Spring 2023) (11 decks)

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