Chapter 26: Neurological Disorders Flashcards
1
Q
PTSD brain changes
A
- hippocampus and amygdala reduction
2
Q
adaptive responses
A
- shock, apathy
- suggestibility
- recovery (neccessary for stress resolution
3
Q
disconnection syndrome
A
- interruption of white matter
4
Q
infarct
A
- area of dead tissue
- due to stroke
5
Q
VCA
A
- cerebral vascular accident
- a stroke
6
Q
ischemia
A
- shortage of blood
7
Q
thrombisis
A
- blood clot
8
Q
embolism
A
- obstruction due to blood clot
- most common in LH middle cerebral artery
9
Q
cerebral arteriosclerosis
A
- thinkening and hardening of vessels
10
Q
vasospasm
A
- constriction of blood vessels
11
Q
migraine stroke
A
- transient ischemic attack
- most common in post. cerebral artery
12
Q
cerebral haemorrhage
A
- massive bleeding in brain
- fatal
- but not when near ventricles
13
Q
arteriovenous malformations
A
- enlarged cortical vessels
- most common inn middle cererbral artery
14
Q
aneurysm
A
- vascular dilation
- like a balllon
- causes rupture, pressure
15
Q
myelin sheath damage
A
- due to twisting of brain
- most common in temporal and frontal
