Assertion: brain's structure | /r/CapableOf | arise responsible
Facets:
value: early in mammalian evolution
type: TEMPORAL
value: for emotion
type: PURPOSE
value: for the motivation
type: PURPOSE
Source sentences:
text: MacLean maintained that the structures of the limbic system arose early in mammalian evolution (hence "paleomammalian") and were responsible for the motivation and emotion involved in feeding, reproductive behaviour, and parental behaviour.[citation needed]