FMLY 1010 Lecture Notes - Lecture 54: Grey Matter, Frontal Lobe, White Matter

• School: University of Manitoba
• Department: Family Social Sciences
• Course: FMLY 1010
• Professor: Christine A.Schippers

Document Summary

Early puberty in boys shows more leaderships roles, more successful academically and economically in adulthood. Healthiest periods of life, changes in other body systems allow adolescents to acquire new cognitive and motor skills. Changes in grey matter reflect in change in size and complexity of neurons, not in actual number. White matter volume increases in four major lobes of brain develop(cid:373)e(cid:374)tal patter(cid:374) that"s associated with cognitive, behavioral, emotional differences between children and adults. Also important increase wm in corpus callosum (integrates activities of left and right hemispheres) and pathways connecting speech receptio(cid:374) (cid:894)broca"s area(cid:895) May grow 5-13 centimeters a year for several years: add height and weight till they reach adult size girls by 16, boys by 18/20 years old. Teenagers hands/feet first to grow, followed by arms/legs good sign is increase in shoe size. Asymmetry categorized as awkward or uncoordinated: skeletal changes in jaw, prominent forehead, joint development enables high levels of coordination.