PSYCH101 Lecture Notes - Lecture 18: Lake Trout, Retina, Auditory Cortex

• School: University of Waterloo
• Department: Psychology
• Course: PSYCH101
• Professor: Paul Wehr

Document Summary

Psych 101 brain structure evolution 13th february. Limbic system (forebrain: old brain shared with other animals. Amygdala is almond shaped and it is definitely active is every emotional things, also in showing those emotions like facial expression. Hm had his hippocampus taken out and his ltm went away completely, procedural was still there. Sense of smell only sense that bypasses thalamus on its way to olfactory bulb: hypothalamus: Regulatory functions; lesioning causes starvation in rats; esb causes overeating. There is debate for these two structures to be considered a part of the limbi system. The hypothalamus is responsible for the 3fs of survival and mating. Cerebrum: multiple layers densely packed; gray in colour; folded and fissured. Right hemisphere communicates with left side of the body; left hemisphere communicates with right side of the body. Most recent parts of the brain in terms of evolutionary history, shared with other mammals but different in them.