ADOLESCENCE

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11 - 14 Physical

• Girl reaches peak of growth

• Girl body fat > muscle

• Girl menstruation

• Boy begin growth spurt

• Boy start ejaculate seminal fluid

• Likely to become aware of sexual orientation

• Girl motor performance gradual increase and levels off

11 - 14 Cognitive

• Formal operational reasoning

• Better coordination of theory with evidence

• Effective arguments

• More self-conscious and self-focused

• More Idealistic and Critical

• Metacognition and Cognitive Self-regulation improves

11 - 14 Emotional/Social

• Moodiness and parent-child conflict increase

• Likely to show gender stereotyping of attitudes and behavior

• Spend less time with family

• Spend more time with peers

• Friendships based on loyalty and trust

• Peer groups organize around cliques

• Cliques with similar values form crowds

• Peer pressure increase

15 - 20 Physical

• Girl completes growth spurt

• Boy reaches peak and then completes growth spurt

• Boy voice deepen

• Boy add muscle > body fat decline

• May have sexual intercourse

• Boy motor performance increase dramatically

15 - 20 Cognitive

• Formal operational reasoning on familiar tasks

• Master components of formal operational reasoning in sequential order on different types of tasks

• Less self-conscious and self-focused

• Better at everyday planning and decision making

15 - 20 Emotional/Social

• Combines feature of self into organized self-concept

• Self-esteem differentiates further

• Self-esteem rises

• Searching for an identity

• Engaging in societal perspective taking

• Conventional moral orientation

• Declined gender stereotypes

• Importance of cliques and crowds decline

• Dating

• Peer pressure decline