Chapter 23: Brain Development and Plasticity Flashcards
1
Q
primitive brain
A
- after 3 weeks
2
Q
miniture person
A
- 7 weeks
3
Q
human-like brain
A
- 100 days
4
Q
gyri and sulci emergence
A
- 7 months
5
Q
stem cell use
A
- into early adulthood and again in aging brain
- in hippocampus and olfactory bulb
6
Q
potential cause of e.g. dyslexia and epilepsy
A
- premature stop in cell migration
- outer layer cells stay subcortical
7
Q
growth of neuron parts
A
- dendrites slow
- axons fast
8
Q
phase 3
A
- before birth to 2 years
- rapid synapse growth
9
Q
phase 4
A
- initial plateau
- rapid synapse elimination, 50%
10
Q
brain adolescence
A
- rapid pruning
- growing connections
11
Q
peak onset of mental disorders
A
- 14 years
12
Q
matters in development
A
- decline of grey beginning at 6 or 7
- increase in white until at least 30
13
Q
amblyopia
A
- visual impairment due to the brain
14
Q
Kennard principle
A
- effect of brain injury depends on affected behavior, extend, location and age
15
Q
critical age divions for brain damage
A
- before 1: greater impairments
- between 1 and 5 reorganization
- later than 5: no function spared
