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TRAUMA > Head Trauma > Flashcards

Head Trauma Flashcards

1
Q

What is a coup injury?

A

Injury at site of impact

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2
Q

What is a contrecoup injury?

A

Injury on opposite side from impact

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3
Q

A halo test is conducted to test for what possible fracture?

A

Basilar skull

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4
Q

What is a epidural hematoma?

A

Bleeding between dura mater and skull

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5
Q

Which artery is most commonly associated with epidural hematomas?

A

Middle meningeal artery

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6
Q

Which type of hematoma results in herniation of brain toward the formen magnum?

A

Epidural hematoma

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7
Q

What is a subdural hematoma?

A

Bleeding within the meninges

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8
Q

Bleeding which occurs beneath the dura mater and within the subarachnoid space above the pia mater is known as?

A

Subdural hematoma

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9
Q

Which head bleed is a slow type of bleed?

A

Subdural hematoma

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10
Q

Which type of head bleed has a fast onset?

A

Epidural hematoma

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11
Q

What is retrograde amnesia?

A

Forgetting what happened before the injury

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12
Q

What is cushings reflex?

A

Increased BP, Bradycardia, and erratic respirations

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13
Q

In head injuries, pulse pressure _____.

A

Widens

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14
Q

In head injuries, systolic ____ and diastolic _____.

A

Rises and stays the same

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15
Q

In a head injuries, heart rate ____.

A

Slows

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16
Q

What is the most common respirations seen in a brain injury?

A

Cheyne stokes

17
Q

What is decorticating posturing?

A

Flexion

18
Q

Forearms are inwardly rotated.

A

Decorticate posturing

19
Q

What are the three parts of the Glasgow coma scale?

A

Eye opening, verbal response, motor response

20
Q

Why is oxygen contraindicated for a head injury?

A

Hyperventilation reduces circulating CO2 levels

21
Q

What is the primary first line drug for a head injury?

A

Oxygen

22
Q

Why should EtCO2 be titrated to 37 mmHg?

A

This will keep cerebral spinal fluid slightly alkalotic causing minor cerebral vasoconstriction

23
Q

What is mannitol?

A

Large glucose molecule that does not leave the blood stream

OSMOTIC DIURETIC

24
Q

What is cushings reflex?

A

A response due to cerebral ischemia that causes an increase in systemic blood pressure, which maintains cerebral perfusion during increased intracranial pressure

TRAUMA (11 decks)

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