DEP-3103 Study Guide - Midterm Guide: Circadian Rhythm, Synaptic Pruning, Sleep Paralysis
Document Summary
Cephalocaudal principle growth begins with the head and upper body and proceeds to the lower body. Proximodistal principle growth begins with the center of the body (trunk) and proceeds outward (arms and legs) Principle of hierarchical integration simple skills tend to develop separately and independently, and are then integrated into more complex skills. Principle of the independence of systems different body systems grow at different rates. Nerve cells that allow the body to process, store, and communicate information. Why: state degree of awareness to internal and external stimulation, determined by measuring brainwaves via electroencephalogram (eeg, circadian rhythm is irregular at birth and babies take several weeks to adjust to a regular pattern. At 3 months, a pattern begins to emerge because they finally adjust: rhythm is irregular at birth because the baby spends several weeks in utero asleep all day.
