Notes for October 14- October 16 Lectures
Notes for October 14- October 16 Lectures HDFS 210
Popular in Introduction to Human Development
Popular in HDFS
This 6 page Class Notes was uploaded by Jacqueline Mercader on Sunday October 18, 2015. The Class Notes belongs to HDFS 210 at Purdue University taught by Dr. Zoe Taylor in Summer 2015. Since its upload, it has received 35 views. For similar materials see Introduction to Human Development in HDFS at Purdue University.
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Date Created: 10/18/15
HDFS Lecture Notes Week of October 12 2015 Physical Development in Adolescence Changes During Adolescence period between childhood and adulthood Experience a series of rites of passage 0 Celebration of physical changes 0 Varies between cultures ex bar mitzvahbat mitvah quinceanera debut etc Physical Maturation Rapid growth in height and weight Boys 41 inchesyear Girls 35 inchesyear 0 Girls tend can start at earliest 10 years old boys 12 years 0 Girls tend to be taller than boys at age 11 Sexual Maturation Period during which sexual organs mature pituitary gland begins the production of androgens and estrogens at adult levels 0 Androgens male hormone o Estrogens female hormone 0 Both boys and girls produce both hormones but one hormone is produced more than the other Onset variation 0 Girls start 1112 range from 716 0 Boys start 1314 0 Changes in primary and secondary characteristics I associated with development of reproductive organs associated with physical signs of sexual maturity ex hair growth breasts for girls etc Change of society s view 0 Societal shift on the topic of periods I More open about the once hushed topic encouraging of this expenence Girls 0 onset of menstruation o Depends on many factors I Environmental health changes and access to proper nutrition or lack of nutrition proper nutritiongetting period earlier HDFS Lecture Notes Week of October 12 2015 I Obesity leads to getting period earlier I Being athletic leads to postponing periods I Large amounts of sugar consumed causes periods to come sooner Longitudinal study for ages 913 Boys 0 the first spontaneous ejaculation of spermcontaining fluid 0 Accelerated growth of reproductive organs at age 12 o Develops underarmfacial hair and voice deepens Reactions to Change Selfawareness Communication changes Having onset at different times some earlier some later than their peers Body image 0 Obesity anorexia nervosa bulimia nervosa etc o The the young minds thinness selfobjectifying lower weight satisfaction Brain Development Myelination increases increases speed of neurons Pruning quotcarving the brain getting rid of unnecessary information stored Prefrontal cortex developed judgment impulse control 0 Brain not fully developed till earlymid 20 Exposed to Different Dangers IHegaldrugs Alcohol Smoking STDs HDFS Lecture Notes Week of October 12 2015 Adolescence Brain Development Brain Growth Beginning on adolescence brain is 95 the size and weight of the adult brain Myelination and pruning nearly complete 0 Faster communication Gray matter increases Prefrontal cortex developed Brain is still not fully developed till earlymid 205 Risky Choices vulnerable to emotional impulses and doing it for the rush rewarding aspects of risky behavior are magnified aversion to potential consequences is minimized 0 Drunk driving texting while driving quotIt won t happen to be age and risk taking reaches its maximum very sensitive time period for them 0 Using a simulator adolescents were encountered with a number of stop lights that were changing from yellw to red 0 Causing them to have to make a quick decision to stop or speed through 0 Incentive the task had to be completed as fast as possible 0 Tested under two conditions 1 driving alone 2 driving while their peers watched from a room 0 Results drastic increase in percentage of risky decisions made and the number of crashes in the course when their friends were watching than when they were alone Teaching Better DecisionMaking Anticipate emotional responses and choosing wisely HDFS Lecture Notes Week of October 12 2015 Piaget s Approach able to think abstractly and about the future Application of logic and systematic experiments 0 Top down reasoning general ideas to specific situations 0 Ex can image scenarios in a world without thumbs Better at finding loop holes in arguments 0 Ex quotYou probably drank when you were my age and you re find now so why can t I Environmental Factors Culture and environment matter 0 Formal education 0 Technological advances and resources 0 Value placed on scienfic reasoning use it or lose it society values systematic thought Limits of Piaget more interindividual differences not as universal less stage jump continuous change others believe there are levels past formal operational thinking understandings that there are more solutions there are multiple paradox the world is not just black and white Information Processing changes in adolescents cognitive abilities as gradual transformations in the capacity to take in use and store information general IQ stays the same improvement of verbal spatial and mathematical abilities memory capacity grows multiple stimulus at a time HDFS Lecture Notes Week of October 12 2015 reach adult like levels during adolescence Metacognition knowledge people have about their own thinking processes and their ability to monitor their cognition 0 Thinking about thinking Development of expertise o Fluid intelligence skills that pertain o the new generation 0 Ex how to use a new phone or computer than older generations crystalized intelligence Better at identifying strategies for a specific task 0 Ex highlight certain information in work to comprehend and master the material 0 Switching to another activity while studying participants averaged 6 minutes before switching due to technological distractions o Adolescents who access Facebook tend to have lower GPAs 0 Recommendations to avoid task switching allow students to have short technological breaks I Ex study for 45 minutes take a break for 30 minutes adolescents are better about thinking memory and finding strategies Egocentrism and thinking everyone shares the same point of view 0 Everyone is thinking about me because I am thinking about me attention of others and concerns are centered around them their experiences are unique and shared by no one else 0 quotIt won t happen to me School Performance F students of lower SES socioeconomic status face challenges that threaten their achievement HDFS Lecture Notes Week of October 12 2015 ethnic and racial differences lack of proper nutrition Poorer adolescents and members of minority groups have less access to computers than more affluent adolescents and members of advantaged groups
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