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Lecture notes

PSYC 255 Essentials of Life Span Development - CHAPTER 5

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These notes cover the FIFTH chapter of the course, including the lecture, readings, and essential discussions. Whether you missed a class, need to review for exams, or want a concise summary of complex topics, these notes are your go-to resource. I personally sat through every lecture and reviewed every powerpoint ensuring nothing important was missed. They are ideal for students who want to save time and improve their understanding of the material without the stress of creating their own study resources from scratch. With these notes, you'll be better prepared for exams, quizzes, and assignments, giving you a competitive edge in your Psychology 255 course. Perfect for: Students who missed classes or need to catch up, those looking to reinforce their understanding of complex - psychological concepts, anyone preparing for exams and needing a reliable study guide, and students who prefer well-organized and visually supported study materials. ***PLEASE NOTE: As a college student, I want to share that I’m not a professional note-taker, but these notes reflect the methods that have helped me maintain a 3.5-4.0 GPA throughout my college journey. Please note that there may be some spelling or grammatical errors, abbreviations, and personal stylistic choices within these notes—they are, after all, class notes, not a polished thesis. Thank you for your purchase, and if you have any questions, please don't hesitate to reach out.

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Uploaded on
August 20, 2024
Number of pages
4
Written in
2023/2024
Type
Lecture notes
Professor(s)
Patrick bowman
Contains
Lecture 7

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chapter 5: physical and cognitive development
in early childhood

physical development:
•growth rate slows in early childhood but still most obvious
physical change
•2-3 inches per year, 5-7 pounds per year
•girls slightly smaller and lighter
•heads are still somewhat large
•body fat... slow steady decline
- girls more fatty tissue boys more muscle tissue
- increased posture and balance

the brain
•maturation combined with opportunities for experience ass to
emerging cognitive abilities
- increased myelination and synaptogenesis
- synaptic blooming and pruning continues
- by age 2, 70 to 75 % of adults brain weight
- by age 6 90%+
•cerebellum - advanced myelination leads to improve posture
balance coordination and overall gross motor proficiency
•reticular formation - network of nerves cells scattered
throughout the brain stem
- improvements in attention concentration alertness
consciousness, etc.

increased myelination and synaptogenesis
•corpus callosum - large bundle of fibers connecting the two
hemispheres
- increased myelination facilitates thinking efficiency and info
processing between hemispheres
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