Exam 3: Brain Development in Adolescence Flashcards
(8 cards)
1
Q
Myelination
A
strengthened connections across association areas
-increased speed
2
Q
Synaptic pruning
A
more efficient neural activity in response to experience
3
Q
Cortical thinning
A
as neurons are coated with myelin, there is a thinning of gray matter- some synapses are lost
4
Q
Neurotransmitter increases
A
dopamine (associated with reward)
oxytocin increases (associated with bonding and affiliation)
5
Q
Prefrontal Cortex
A
continued myelination
6
Q
Corpus callosum
A
thickening
promotes hemispheric communication
7
Q
Hippocampal growth
A
greater connections to brain lobes promoting integration of memory and experiences into decision making
8
Q
Limbic System growth
A
regulating emotion and reward
