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Neurology > PTSD > Flashcards

PTSD Flashcards

1
Q

What is a centrifugal disaster?

A

People are only together at the moment of the disaster

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2
Q

What is a centripetal disaster?

A

Existing community at the time of the disaster e.g. hurricane, tornado

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3
Q

What is type 1 trauma

A

Single incident, trauma, unexpected

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4
Q

What is type 2 trauma

A

Repetitive trauma

-ongoing abuse, hostage taking (piracy), genocide

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5
Q

What is a major incident?

A

Any situation associated with multiple casualties and fatalities, and damage to property, due to natural or unnatural causes, that is beyond what can be coped with ordinarily by the deployment of the emergency services

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6
Q

Pause in or slowing of movement or activity

A

Arrest

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7
Q

Unfamiliar stimulus registers in nervous system

A

Arousal

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8
Q

All senses highlighted (to take in more information)

A

Alert

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9
Q

Defence activation originates in which part of the brain

A

Midbrain

(increased proximity to a predator shifts brain activation from prefrontal cortex to the midbrain SUPERIOR COLLICULI and PERIAQUEDUCTAL GREY

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10
Q

This condition has a stronger association with suicide than any other anxiety disorder

A

PTSD

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11
Q

What is intrusive phenomena?

A 
recurrent distressing recollections
nightmares
flashbacks, in any modality
distress accompanies reminders
physiological reactions (fight or flight)
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12
Q

Hyperarousal symptoms

A 
sleep disturbance
irritability / anger
concentration difficulties
hypervigilance
exaggerated startle response
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13
Q

Which brain area:

Seeking/desire

A

Ventral tegmental

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14
Q

Which brain area:

Rage/anger

A

Dorsal PAG

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15
Q

Which brain area:

Fear/anxiety

A

Ventral and dorsal PAG

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16
Q

Which brain area:

Lust/sexual urges

A

Ventral and dorsal PAG

17
Q

Which brain area:

Care/maternal nurturance

A

Ventral PAG

18
Q

Which brain area:

Panic/grief/separation/distress

A

Ventral PAG

19
Q

Which brain area:

Play

A

Ventral tegmental

20
Q

This part of the brain is the major influence on the autonomic nervous system

A

The brainstem

21
Q

“top down” processing led by which part of the brain

A

Mammalian brain

22
Q

“bottom-up” processing led by which part of the brain

A

Reptilian brain

23
Q

Atrophy is seen in this structure in PTSD

A

Hippocampus

24
Q

Increased activity in this part of the brain in PTSD

A

Amygdala

25
Q

This part of the patient’s brain deactivates when they access their personal traumatic memories

A

Broca’s area

26
Q

Treatment for PTSD

A

CBT or EMDR should be offered (eye movement desensitisation and reprocessing)
(although neither good enough for complex PTSD)

-only offer medication if everything else fails

27
Q

Do most trauma exposed patients develop PTSD?

A

No

Neurology (56 decks)

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