PSYB65H3 Lecture Notes - Lateral Sulcus, Frontal Lobe, Fourth Ventricle
Document Summary
Psyb65 lecture 2: oldest parts of brains are in the back, deal with most primitive aspects and functions, as we evolved we built on these functions and took on more important function and specialized functions. The front of the brain is the most advanced, the emotional area of the brain, feels anger and hatred and love: anatomic representation of the brain, the globes and divide them into lobes. Cover what they are, what they do, how they are organized: the cortex of the brain of rats are very smooth, contrasted to human brains where they grow large and squish into one another. Folds into itself: sulci are the valleys, indentations to tell us where we are in the brain, where one thing ends and one thing begins, gyrus (gyri) are the mountains. If the sulcus is very deep and prominent, it is called a fissure.
