PSYC 2110 Lecture Notes - Lecture 4: Frontal Lobe, Parietal Lobe, Dynamical System
30 Mar 2014
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Document Summary
Rooting is one of the most critical reflexes -- babies open their mo. Once baby is in contact with bottle, breast or finger the sucking reflex takes over: swallowing reflex placing liquid in mouth will induce it! In first few weeks of life it takes a lot of concentration for baby to do reflexes. After 6 weeks baby become better at reflexes. Bubinsky reflex -- occurs when the bottom of a baby"s foot is stroked. Grasping reflex when pressure is put on baby"s hand! Brain growth: experience-expectant process: brains ability to create circuits based on human experiences, opportunities to see objects and hear language, experience-dependant process: additional growth & refinement of brain structures based on learning, learning a language, playing instrument. Types of brain plasticity: modfiability: cell function can be changed, compensation: cells compensate for defects in neighbouring cells. Maltreatment & brain: if stress is prolonged, cortisol is over-produces.
