Genetics and Hereditary Traits
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Questions and Answers

What is the term for the transmission of genes from parents to offspring?

  • Genome
  • Chromosome
  • Heredity (correct)
  • Teratogen
  • Which of the following is NOT typically considered a heritable trait?

  • Skin color
  • Physical size
  • Eye color
  • Exposure to teratogens (correct)
  • How many chromosomes are typically found in a human cell?

  • 23
  • 12
  • 92
  • 46 (correct)
  • What is the term for a segment of DNA that codes for a specific trait?

    <p>Gene (C)</p> Signup and view all the answers

    What is a dominant gene?

    <p>A gene that controls the feature even when paired with a recessive gene. (B)</p> Signup and view all the answers

    For a recessive gene to be expressed, what condition must be met?

    <p>It must be paired with another recessive gene. (B)</p> Signup and view all the answers

    What are teratogens?

    <p>Agents that cause malformation of an embryo (C)</p> Signup and view all the answers

    Which of the following is a prenatal environmental factor?

    <p>Exposure to teratogens (C)</p> Signup and view all the answers

    What is the primary characteristic of congenital problems?

    <p>They originate during prenatal development. (D)</p> Signup and view all the answers

    Which substance is specifically mentioned as leading to congenital issues in the provided content?

    <p>Thalidomide (B)</p> Signup and view all the answers

    According to the content, what is a crucial aspect for optimal development during sensitive periods?

    <p>Forming a loving bond with a caregiver early in life. (D)</p> Signup and view all the answers

    What does 'deprivation,' as used in the context of postnatal environment, specifically refer to?

    <p>The loss or withholding of normal stimulation, nutrition, comfort, and love. (B)</p> Signup and view all the answers

    What is the key difference between epigenetic changes and genetic changes?

    <p>Epigenetic changes do not alter DNA sequence but can change how DNA is read; genetic changes involve alterations to the DNA sequence itself. (D)</p> Signup and view all the answers

    Which factor is NOT specifically mentioned as one that can influence epigenetic changes?

    <p>Geographic location (A)</p> Signup and view all the answers

    What is an 'enrichment' environment referring to, as discussed in the text?

    <p>An environment that is deliberately made more stimulating and loving. (C)</p> Signup and view all the answers

    What should an educator consider when speaking with an adolescent female starting Accutane?

    <p>The potential link to congenital problems and the patient's view on pregnancy. (C)</p> Signup and view all the answers

    Which of the following is the correct order of stages in the Kübler-Ross model?

    <p>Denial, Anger, Bargaining, Depression, Acceptance (B)</p> Signup and view all the answers

    According to Erikson's theory, what is a psychosocial dilemma?

    <p>A conflict between personal impulses and the social world (C)</p> Signup and view all the answers

    What does 'contact comfort' refer to in the context of affectional needs?

    <p>The pleasant feeling derived from touching something warm and soft (B)</p> Signup and view all the answers

    What is 'separation anxiety' in infants primarily a sign of?

    <p>An emotional bond formed with a caregiver (C)</p> Signup and view all the answers

    Which of the following best describes 'temperament' as it relates to an individual?

    <p>A general pattern of attention, arousal, and mood apparent from birth (C)</p> Signup and view all the answers

    Which of the following is a key aspect of 'attachment'?

    <p>The emotional bonding formed between an infant and caregiver, especially in stressfull situations (C)</p> Signup and view all the answers

    What are the typical characteristics of a child raised by authoritarian parents?

    <p>Withdrawn and lacking in curiosity (D)</p> Signup and view all the answers

    Which parenting style is most likely to result in children who are self-indulgent and lack self-control?

    <p>Permissive (C)</p> Signup and view all the answers

    Which reflex involves stroking an infant's cheek?

    <p>Rooting (B)</p> Signup and view all the answers

    At what age does an infant's vision typically reach the acuity of an adult?

    <p>1 year (A)</p> Signup and view all the answers

    What is parentese characterized by?

    <p>Higher-pitched voice, short simple sentences, repetitive, slower speech (B)</p> Signup and view all the answers

    Which of the following is considered a basic emotion that typically appears later in infancy (around 7 months)?

    <p>Fear (A)</p> Signup and view all the answers

    What is the term for the close emotional bond that infants form with their caregivers?

    <p>Emotional Attachment (B)</p> Signup and view all the answers

    Which of these is NOT a typical element of the emerging adulthood stage?

    <p>Reaching complete physical strength (B)</p> Signup and view all the answers

    Which of the following best describes the term 'ageism'?

    <p>Stereotyping, prejudice, and discrimination based on age (D)</p> Signup and view all the answers

    What is a common characteristic of middle adulthood?

    <p>Caring for oneself, children, and future generations (D)</p> Signup and view all the answers

    What is subjective well-being characterized by?

    <p>Frequent positive emotions with fewer negative emotions, and general life satisfaction (B)</p> Signup and view all the answers

    According to the material, which reflex involves an infant throwing their head back and arms/legs moving outward?

    <p>Moro (Startle) (D)</p> Signup and view all the answers

    Which of the following best describes children with the 'avoidant' attachment style?

    <p>Independent and may have difficulties forming close relationships. (B)</p> Signup and view all the answers

    What is the term that Jean Piaget used to describe the mental structures children use to organize and understand the world?

    <p>Schemas (D)</p> Signup and view all the answers

    According to Piaget's theory, what is the process of modifying an existing schema or creating a new one when encountering new information?

    <p>Accommodation (C)</p> Signup and view all the answers

    The ability to reason between right and wrong is best described as:

    <p>Moral reasoning (C)</p> Signup and view all the answers

    Which of the following best describes 'Ethical behavior'?

    <p>Acting in accordance with social norms and personal beliefs about right and good. (D)</p> Signup and view all the answers

    Which of these parental influences was mentioned as a consideration in parenting?

    <p>Paternal parenting (A)</p> Signup and view all the answers

    Which term refers to the process of fitting new information into existing schemas?

    <p>Assimilation (A)</p> Signup and view all the answers

    Which aspect of development includes thinking, learning, memory and problem solving?

    <p>Cognitive development (A)</p> Signup and view all the answers

    According to the content, what is a key step in promoting ethical behavior?

    <p>Recognizing everyday ethical challenges. (C)</p> Signup and view all the answers

    What is the definition of the term 'morality'?

    <p>The distinction between right and wrong. (A)</p> Signup and view all the answers

    Flashcards

    Heredity

    The influence of inherited characteristics on development, like eye color, height, and susceptibility to certain diseases.

    Genome

    The complete set of genetic instructions contained in an organism's DNA. It's organized into 46 chromosomes

    Dominant Gene

    A gene that exerts its effect even when paired with a recessive gene. It's the dominant one.

    Recessive Gene

    A gene that only exerts its effect when paired with another recessive gene. Only then is it expressed.

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    Prenatal Environment

    The environmental factors that affect development, including prenatal influences: nutrition, exposure to toxins, and more.

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    Teratogen

    Any substance or factor that can cause birth defects or abnormalities in an embryo. They can be consumed by the mother or present in the environment.

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    Nurture

    This refers to the influence of environmental factors on development. It includes everything surrounding a person's life, like family, culture, and experiences.

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    Nature vs. Nurture

    The ongoing interplay between heredity and environment in shaping individual traits and abilities. It's not just one or the other.

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    Congenital Problems

    Problems that occur during prenatal development.

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    Fetal Alcohol Syndrome

    A syndrome caused by prenatal alcohol exposure, leading to physical, cognitive, and behavioral problems.

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    Sensitive Periods

    A time period during development when children are particularly vulnerable to environmental influences, shaping their development.

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    Deprivation

    Lack of normal stimulation, nutrition, comfort, and love, negatively impacting development.

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    Enrichment

    Creating an environment rich in stimulation, love, learning opportunities, and support.

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    Epigenetics

    The study of how environmental factors can influence gene expression, without changing the DNA sequence itself.

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    Intergenerational Epigenetics

    Changes in gene expression due to environmental factors can be passed down to future generations.

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    Accutane

    A medication used to treat severe acne, but with a high risk of severe birth defects if taken during pregnancy.

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    Psychosocial dilemma

    A conflict between a person's impulses and the social world that arises at each stage of life, according to Erik Erikson's theory. Resolving the conflict helps individuals achieve a balance between personal needs and social expectations, leading to healthy development.

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    Schema

    A mental structure that organizes and interprets information based on past experiences, allowing us to make sense of the world.

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    Assimilation

    The process of incorporating new information into existing schemas, expanding our understanding without changing the schema itself.

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    Contact comfort

    The feeling of comfort and security an infant experiences from physical touch and closeness with a caregiver. It's a key factor in attachment formation.

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    Accommodation

    The process of modifying existing schemas or creating new ones to accommodate new information that doesn't fit existing frameworks.

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    Separation anxiety

    The distress and anxiety a baby shows when separated from its primary caregiver. This indicates the development of an emotional bond.

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    Temperament

    A consistent pattern of attention, arousal, and mood that is present from birth. It influences how a baby interacts with the world.

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    Moral reasoning

    The ability to reason about right and wrong, involving discerning values, emotions, and actions that guide responsible behavior.

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    Ethical behavior

    A set of principles that guide individuals to behave consistently with their own beliefs and social norms about what is considered right and good.

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    Attachment

    The strong emotional connection between an infant and its caregivers, formed through feelings of security and comfort during times of stress or uncertainty.

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    Promoting ethical behavior

    The process of recognizing ethical challenges, anticipating factors that influence ethical decision-making, and planning strategies to handle them.

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    Authoritarian parenting

    An approach to parenting characterized by strict rules, demanding obedience, and limited emotional expression.

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    Piaget's Theory of Cognitive Development

    A theory by Jean Piaget that describes how children's cognitive abilities develop through stages, starting with simple reflexes and progressing to abstract thought.

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    Overly permissive parenting

    A parenting style that provides very little guidance or boundaries, giving children a lot of freedom and limited accountability.

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    Kohlberg's Theory of Moral Development

    A theory by Lawrence Kohlberg that outlines the development of moral reasoning, progressing from avoiding punishment to adhering to universal ethical principles.

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    Authoritative parenting

    A parenting style that balances firm and consistent guidance with love and affection, fostering independence and self-confidence.

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    Infant Reflex

    An inborn, automatic response to a particular stimulus, typically present in infants.

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    Sensory Development in Infants

    The ability of an infant to see, hear, smell, respond to pain and touch. These senses develop over time and improve with age.

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    Parentese

    A pattern of speech used when talking to infants, characterized by a higher pitched voice, short and simple sentences, repetition, slower speech, and exaggerated voice inflections.

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    Emotional Attachment

    A close emotional bond that infants form with their parents, caregivers, or other significant individuals. It is crucial for optimal development and should occur within the first year of life.

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    Adolescence

    The period in life between childhood and adulthood, marked by physical and emotional changes, including puberty. Individuals during this stage typically gain greater independence and take on more responsibilities.

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    Ageism

    Stereotyping, prejudice, and discrimination directed against someone based solely on their age.

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    Young Adulthood

    A period in early adulthood characterized by finding a stable identity, establishing meaningful relationships, and exploring personal values. It is a time of self-discovery and pursuing personal goals.

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    Middle Adulthood

    A period in midlife where individuals focus on caring for themselves, their children, and preparing for the future. It can sometimes be a time of questioning life choices and re-evaluating goals.

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    Late Adulthood

    A period of life characterized by reflection, looking back on life with acceptance and satisfaction. It is a time for enjoying the fruits of one's labor and appreciating the journey.

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    Successful Aging

    A state of well-being characterized by life satisfaction, frequent positive emotions, and relatively few negative emotions. It's a goal for many as they age.

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    Study Notes

    Chapter 3: Human Development

    • Objectives:
      • Discuss how heredity and environment impact development.
      • Identify concepts in infant and childhood development.
      • Discuss parenting and attachment styles in relation to child development.
      • Determine the principles of moral, language and cognitive development.

    Nature vs. Nurture

    • Discussion: The presentation delves into whether heredity or environment is more crucial in shaping a person.
    • Nature: Genes, physical appearance, and biological influences.
    • Nurture: Environmental factors, upbringing, and social influences.
    • Nature and Nurture: The impact of these factors occurs across various life stages including prenatal, postnatal, infancy, childhood, adolescence, and adulthood.

    Nature: Effects of Genetics

    • Heredity: The transmission of genes from parents to offspring.
    • Examples of Heredity: Eye color, skin color, physical size, and susceptibility to diseases.
    • Genome: The complete set of DNA in an organism's cells.
      • DNA is organized into 46 chromosomes.
    • Gene: A section of a chromosome.
    • Variations: Variations can directly cause health conditions, or raise or lower risk of health conditions.
    • Dominant Gene: Controls a feature.
    • Recessive Gene: Requires a pair of recessive genes to be expressed.

    Nurture: Effect of the Environment

    • Prenatal Environment: Factors that may impact development during pregnancy.

      • Teratogens: Agents or factors causing malformation in embryos.
      • Congenital Problems: Problems developing during prenatal development.
      • Fetal Alcohol Syndrome (FAS): A condition affecting infants exposed to alcohol during pregnancy. Shows various characteristics.
      • Thalidomide: A medication that has been known to cause birth defects in infants.
    • Postnatal environment: Factors and influences after birth.

      • Sensitive Periods: A time when children are more receptive to environmental influences. Crucial to form a strong relationship with a caregiver.
      • Deprivation: Loss of normal stimulation, nutrition, comfort, and other needs.
      • Enrichment: Deliberately stimulating or nurturing environment to foster optimal development.

    Epigenetics

    • Definition: The study of how behavior and environment can cause changes that affect the way genes work.
    • Unique to Epigenetics: Changes are reversible and don't alter the DNA sequence but how the body reads the sequence.
    • Example: Things like diet, physical activity, and stress levels. Impacts individuals and future generations (children, grandkids, etc.)

    Physical Development

    • Infant Reflexes:

      • Rooting Reflex: Stroking an infant's cheek prompts a response.
      • Gripping Reflex: Placing a finger in an infant's hand causes a grip.
      • Babinski Reflex: Stroking an infant's foot causes toes to curl.
      • Moro Reflex (Startle): Throwing one's head back, with arms and legs extending outward.
    • Infant Motor Development: Chronological progress of gross motor development.

      • Various stages represented by images throughout life.

    Sensory Development

    • Neonates: Babies.
    • Acute Senses: Senses not as sharp in newborns compared to adults.
    • Example: Visual acuity in newborns is not as high.
    • Development: Improved by six months (shape, color recognition).
    • By one year: Babies achieve similar vision abilities as adults.

    Language Development

    • Shared Signals: Lay a foundation for later language use (touching, vocalization, gazing, smiling).
    • Support: Assists in expression and understanding of emotions.
    • Relationships: Improves the process of establishing relationships.
    • Parentese: A speech pattern used when talking to infants (different voice pitch).

    Emotional Development

    • Basic Emotions: Appear in a consistent order: Distress, contentment, interest, disgust.
    • Later Emotions: (By seven months): Surprise, anger, fear, sadness, joy.

    Emotional Needs

    • Contact Comfort: A pleasant, reassuring feeling by touching something soft, warm.
    • Emotional Attachment: A powerful bond between an infant and their caregivers. Crucial for optimal development during the sensitive period (first year.).

    Adolescence

    • Length: Varying within different cultures.
    • Emerging Adulthood: A transition period.
    • Puberty: Physical maturation.
    • Accepted Standards: Taking responsibility for oneself, decision-making, and financial independence.

    Adulthood

    • Career: A part of this stage of life.
    • Marriage: A possibility during this stage.
    • Children: Potentially having children.
    • Aging Parents: Caring for parents.
    • Ageism: Prejudice against someone based on age.
    • Young Adulthood: A stage focusing on identifying oneself and a significant other.
    • Middle Adulthood: The stage for the care of oneself as well as children. Re-evaluating goals and preparing for old age.
    • Late Adulthood: Reflection of life with acceptance and satisfaction.
    • Successful Aging: Maintaining overall well-being, alongside life satisfaction and few negative emotions.
    • Impending Death: Stages of emotional impact (Kubler-Ross).

    Social Development

    • Erik Erikson (1963): Stages of psychosocial dilemmas.
      • Conflicts between personal impulses and social expectations.
      • Resolving dilemmas leads to new balances between individuals and society.
      • Unfavorable outcomes can impair personal growth.

    Affectional Needs

    • Contact Comfort: Obtaining reassurance via touch or clinging to something soft and warm.
    • Separation Anxiety: Infants display distress when caregivers leave, reflecting an emotional bond's development.
    • Temperament: A pattern of attention, arousal, and mood that is evident from birth.

    Attachment

    • Emotional bonding: Between infants and caregivers, resulting in security in stressful or uncertain times.

    Attachment Styles

    • Caregiver Behaviors: How caregivers respond to a child's needs.
      • Responsive, uncaring.
      • Inconsistently or neglectfully.
    • Child Behaviors: Child's reactions based on caregiver behavior.
      • Distressed, Happy.

    Parenting Styles

    • Authoritarian: Rigid rules, demanding obedience.
    • Overly Permissive: Providing little guidance, allowing extreme freedom, or lack of accountability.
    • Authoritative: Firm guidance, combined with love and affection.
    • Avoidant: Unmet emotional needs. Relationships may be affected.

    Considerations in Parenting

    • Ethnic Differences: Variations in child-rearing practices.
    • Cultural Differences: Parenting norms vary across cultures.
    • Paternal Parenting: Parenting involving fathers.
    • Grandparents: Raising grandchildren.

    Cognitive Development

    • Jean Piaget (1896-1980): Child development.
      • Children think differently compared to adults.
      • Cognitive skills develop throughout adulthood.
      • Schemas: Categorization of knowledge through experiences.
      • Assimilation: Applying existing knowledge.
      • Accommodation: Modifying existing knowledge.
    • Piaget's Stages of Cognitive Development:
      • Sensorimotor, Preoperational, Concrete Operational, Formal Operational.

    Moral Development

    • Values: Guide responsible behavior along with emotions and thinking.
    • Morality: The distinction between right and wrong.
    • Moral reasoning: Reasoning to resolve moral conflicts.
    • Kohlberg (Theory of Moral Development): Stages of reasoning: Pre-conventional (punishment-reward), Conventional (social norms), and Post-conventional (personal ethics).

    Ethical Behavior

    • Follow Beliefs: Acting in congruence with one's beliefs and social norms.
    • Promote Ethical Behavior: Encouraging and fostering appropriate behavior.
    • Identify Ethical Challenges: recognizing potential everyday ethical situations.
    • Anticipate Ethical Challenges: Considering situations that could influence ethical responses.
    • Manage Ethical Challenges: Developing plans to address ethical situations.

    Next Class

    • Exam: Chapters 1-3.
    • Homework: Chapter 3 due.
    • New Chapter: Chapter 4, Sensation, Attention, and Perception.

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    Human Development PDF

    Description

    Test your knowledge on genetics and hereditary traits with this quiz. Explore concepts like dominant and recessive genes, chromosomal makeup, teratogens, and epigenetic changes. This quiz is essential for understanding the principles of genetics and their implications for development.

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