Adolescence: Physical Development

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Questions and Answers

How does the concept of 'imaginary audience' contribute to adolescent behavior, and what are its potential consequences?

It leads adolescents to believe everyone is as focused on them as they are on themselves, influencing their behavior and appearance. This can lead to risky behaviors due to a sense of invulnerability and a desire for attention.

Explain how formal operational thinking enables adolescents to engage in 'true scientific thinking,' and provide an example of a cognitive ability that demonstrates this.

Formal operational thinking allows adolescents to develop hypotheses and test them systematically. An example is the understanding of transitivity, where they can deduce relationships between multiple elements.

In what ways might pseudostupidity manifest in adolescents, and how does it relate to their developing cognitive abilities?

Adolescents exhibit pseudostupidity when they approach simple problems with overly complex strategies, failing because the tasks seem too simple. This occurs because their new ability to consider alternatives is not fully refined.

How can conflicting self-perceptions influence an adolescent's sense of identity, and what strategies might they use to reconcile these contradictions?

<p>Conflicting self-perceptions can make teens feel like a fraud, as their behavior changes based on who they're with. They may emphasize certain traits to align with how others see them, or add moral standards to their self-descriptions.</p> Signup and view all the answers

Briefly explain psychological moratorium, as described by Erikson, and its role in adolescent identity formation.

<p>Psychological moratorium is a period during adolescence where teens put on hold commitment to an identity while exploring various options. It is essential for developing a more coherent view of oneself.</p> Signup and view all the answers

How has the trend of apprenticeship shifted with each passing generation, and how has the vocational identity evolved as a result?

<p>Previous generations usually envisioned themselves working a particular job and often worked as an apprentice. Occupations today require more specific skills that need additional education or are acquired on the job itself, causing vocational identity to take longer to develop.</p> Signup and view all the answers

What role does parental acceptance play in the well-being of adolescents questioning their sexual identity, and how might a lack of acceptance affect them?

<p>Parental acceptance is crucial for the well-being of adolescents questioning their sexual orientation. A lack of acceptance can lead to feelings of depression and can adversely affect their emerging sexual identity.</p> Signup and view all the answers

Why are adolescents particularly susceptible to peer pressure, and how can deviant peer contagion influence their behavior?

<p>Adolescents are susceptible to peer pressure due to their desire to fit in and be accepted. Deviant peer contagion occurs when peers reinforce problem behavior, increasing the likelihood of future problem behavior.</p> Signup and view all the answers

How do crowds and cliques differ in adolescent peer relationships, and what role do they play in shaping an adolescent's identity and social status?

<p>Cliques are groups of individuals who interact frequently, while crowds are characterized by shared reputations or images. Both reflect prototypic identities and are linked with social status and values.</p> Signup and view all the answers

What is the false consensus effect, and how does it influence adolescent drinking behavior?

<p>The false consensus effect is the assumption that everyone is drinking heavily, influencing adolescents to start drinking to assume that everyone is doing it.</p> Signup and view all the answers

Why is anorexia nervosa considered a dangerous disorder, and what factors make individuals more susceptible to it?

<p>Anorexia is dangerous because it can lead to starvation and death; some 15 to 20 percent of its victims literally starve themselves to death. Susceptibility factors include being an intelligent, successful, and attractive white adolescent girl from affluent homes.</p> Signup and view all the answers

What is relationship inauthenticity, and how does it affect an adolescent's mental health, particularly for females?

<p>Relationship inauthenticity is the incongruence between thoughts/feelings and actions within a relationship. It negatively affects mental health, particularly for females, leading to depression, suicidal ideation, and suicide attempts.</p> Signup and view all the answers

In what ways is there more compromise reached between teens and parents as teens grow older?

<p>As teens grow older, there is more compromise reached between parents and teenagers. Parents are more controlling of daughters, especially early maturing girls, than they are sons (Caspi, Lynam, Moffitt, &amp; Silva, 1993).</p> Signup and view all the answers

Explain why teenagers turn to drug use.

<p>The pleasurable experirence it provides is one reason but adolescents also turn to it to escape from the pressures of everyday life, or even for fun. Some adolescents try drugs simply for the thrill of doing something illegal or to enhance their academic performance.</p> Signup and view all the answers

How has comprehensive sex education helped to drop instances of teenage pregnancy, and how are teenage mothers impacted in a number of cases?

<p>Teenage pregnancy has dropped as awareness has increased. Without financial or emotional support, a mother may have to abandon her own education, and consequently may be relegated to unskilled, poorly paying jobs for the rest of her life.</p> Signup and view all the answers

Flashcards

Adolescence

Period starting with puberty and ending with the transition to adulthood, roughly ages 10-18.

Puberty

Period of rapid growth and sexual maturation, typically between ages 8 and 14.

Distalproximal development

Growth proceeds from extremities toward the torso.

Primary Sexual Characteristics

Changes in reproductive organs (e.g., testes, uterus).

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Secondary Sexual Characteristics

Visible physical changes signaling sexual maturity, not directly linked to reproduction (e.g., broader shoulders, breast development).

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Acne

An unpleasant skin condition caused by overactive oil glands (sebaceous glands).

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Piaget's Formal Operational Stage

The stage where adolescents learn to understand abstract principles.

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Introspection

Thinking about one's thoughts and feelings.

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Imaginary Audience

The belief that others are as concerned with their appearance and behavior as they are.

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Personal Fable

Belief that one is unique, special, and invulnerable to harm.

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Pseudostupidity

When adolescents approach problems at a level that is too complex, and they fail because the tasks are too simple.

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Psychological Moratorium

Putting commitment to an identity on hold while exploring options.

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Homophily

Recurring to others that are similar to one another choose to spend time together.

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Deviant Peer Contagion

Peers reinforce problem behavior by laughing or showing other signs of approval.

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Relationship Inauthenticity

Incongruence between thoughts/feelings and actions within a relationship. Desires to gain partner approval

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Study Notes

Adolescence

  • Period beginning with puberty and ending with transition to adulthood, from about ages 10-18

Physical Development During Adolescence

  • Puberty involves rapid growth and sexual maturation from ages 8-14
  • Girls start puberty around age 10, boys about two years later
  • Pubertal changes take 3-4 years
  • There is an overall physical growth spurt
  • Growth starts from extremities to the torso, called distalproximal development

Height and Weight

  • Boys and girls are similar in height and weight during childhood
  • Gender differences appear during adolescence
  • Girls are taller but not heavier than boys from ages 10-14
  • Boys then become taller and heavier
  • Weight differences are more noticeable than height differences during adolescence
  • Heaviest 18-year-olds weigh almost twice as much as the lightest
  • Tallest teens are only about 10% taller than the shortest

Social Preferences

  • Modern societies favor short women and tall men with thin builds
  • Overweightness has become a common problem because of high-fat diets and low activity
  • Education has contributed to this through restricted physical education
  • Average height and weight are related to racial and ethnic background
  • Asian children tend to be shorter than European and North American children, who are shorter than African children

Sexual Development

  • Growth spurt precedes sexual maturity
  • Sexual changes are divided into primary and secondary sexual characteristics

Primary Sexual Characteristics

  • Changes in reproductive organs
  • Male primary characteristics: growth of testes, penis, scrotum, and spermarche (first ejaculation of semen) between ages 11-15
  • Female primary characteristics: growth of uterus and menarche (first menstrual period)
  • Females are born with immature gametes (about 400,000) stored in the ovaries
  • At puberty, one ovum ripens and is released about every 28 days during the menstrual cycle
  • Stress and higher body fat percentage can bring menstruation at younger ages

Male Anatomy

  • Internal and external genitalia are responsible for procreation and sexual intercourse
  • Sperm is produced on a cycle, constantly producing millions daily

Female Anatomy

  • Internal reproductive organs: vagina, uterus, fallopian tubes, and ovaries
  • Uterus hosts the developing fetus, produces secretions, and passes sperm to fallopian tubes
  • Ovaries release eggs

Menstruation

  • The vagina is attached to the uterus through the cervix
  • Uterus connects to ovaries via the fallopian tubes
  • Females have a monthly reproductive cycle where ovaries release an egg
  • If the egg meets sperm in the fallopian tube, fertilization occurs
  • Sperm may penetrate and merge with the egg. If not fertilized, the egg is flushed from the system through menstruation

Secondary Sexual Characteristics

  • Visible physical changes signaling sexual maturity but not directly linked to reproduction
  • Males: broader shoulders, lower voice (larynx grows), coarser/darker hair in pubic area, underarms, and face
  • Females: breast development around age 10 (full development takes years), hips broaden, pubic and underarm hair becomes darker and coarser

Acne

  • Pimples caused by overactive sebaceous glands due to hormonal changes are defined as acne
  • Glands develop faster than skin ducts, so ducts become blocked with dead skin
  • Experiencing Acne can lead to social withdrawal, especially if self-conscious or teased

Piaget's Formal Operational Stage

  • Adolescents understand abstract principles without physical reference
  • They contemplate beauty, love, freedom, and morality
  • Can reason beyond what is directly observed

Hypothetical-Deductive Reasoning

  • Adolescents demonstrate hypothetical-deductive reasoning
  • Develop hypotheses based on what might logically occur
  • Think about all possibilities and test them systematically
  • Allows for true scientific thinking

Transitivity

  • Adolescents understand the concept of transitivity
  • A relationship between two elements carries over to other related elements

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