Developmental Psychology Test 1 Flashcards
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Questions and Answers

What is development?

The scientific study of age-related changes in behavior, thinking, emotion, and personality.

Contrast the terms normative-graded influences, normative history-graded influences, and nonnormative life events. Provide an example of each.

Normative age-related influences are universal for a specific age range (e.g., puberty). Normative history-graded influences are common to a particular generation (e.g., baby boomers experiencing the association of JFK). Nonnormative life events are specific to an individual (e.g., death of a parent for a young child).

What are the three basic processes that underlie developmental change?

  1. Biological processes (maturation/genetics), 2. Cognitive processes (learning), 3. Socioemotional processes (changes in relationships, emotions, etc.).

According to the textbook, how many developmental periods occur during a lifetime?

<p>Nine.</p> Signup and view all the answers

What are the three different conceptions of age?

<ol> <li>Biological age, 2. Psychological age, 3. Social age.</li> </ol> Signup and view all the answers

Who founded the empiricism view of development? What does tabula rasa mean?

<p>John Locke; 'blank slate'.</p> Signup and view all the answers

What are the three basic issues used to explain human development?

<ol> <li>Nature-nurture issue, 2. Stability and change issue, 3. Continuity-discontinuity issue.</li> </ol> Signup and view all the answers

How is a theory different from a hypothesis?

<p>A hypothesis is an educated guess about how an organism will react under specific circumstances.</p> Signup and view all the answers

What is the order of Piaget's four major stages?

<ol> <li>Sensorimotor stage, 2. Preoperational stage, 3. Concrete operational stage, 4. Formal operational stage.</li> </ol> Signup and view all the answers

What is the most important aspect of operant conditioning in developmental learning?

<p>Consequences that occur because of behavioral responses made.</p> Signup and view all the answers

What is the major idea behind ethological theory?

<p>Animals, including humans, have innate predispositions that influence behavior.</p> Signup and view all the answers

What is the major idea behind ecological theory? Who gave us this theory?

<p>Development is guided by the impact of environments; introduced by Urie Bronfenbrenner.</p> Signup and view all the answers

What is naturalistic observation? What is a case study?

<p>Naturalistic observation is the study of behavior in a natural setting; a case study is a research approach focusing on a single subject or a few subjects.</p> Signup and view all the answers

What is the purpose of an experiment?

<p>To scientifically confirm or disconfirm a psychologist's hypothesis.</p> Signup and view all the answers

What are independent and dependent variables?

<p>An independent variable is the treatment or condition varied; a dependent variable is the behavior being measured.</p> Signup and view all the answers

What are extraneous variables?

<p>They are anything that might impact data collection, contaminating the data.</p> Signup and view all the answers

How is an experimental group different from a control group?

<p>An experimental group receives the treatment; a control group is treated the same but does not receive the treatment.</p> Signup and view all the answers

Define the term 'life-span perspective.'

<p>The belief that development occurs throughout life and is influenced by multiple factors.</p> Signup and view all the answers

What are the three types of influences in the context of development?

<ol> <li>Normative age-graded influences, 2. Normative history-graded influences, 3. Nonnormative or highly individualized life events.</li> </ol> Signup and view all the answers

What are normative age-graded influences?

<p>Influences that are similar for individuals in a particular age group.</p> Signup and view all the answers

What are normative history-graded influences?

<p>Influences common to people of a particular generation due to historical circumstances.</p> Signup and view all the answers

What are nonnormative life events?

<p>Unusual occurrences that have a major impact on an individual's life.</p> Signup and view all the answers

What are the three major elements of Darwin's concept of natural selection?

<ol> <li>Variation among animals of the same species, 2. Genetic inheritance of variation, 3. Excess individuals born in each generation.</li> </ol> Signup and view all the answers

What is the newest psychological approach called?

<p>Evolutionary psychology.</p> Signup and view all the answers

What does evolutionary psychology emphasize?

<p>Adaptation to environments, reproduction, and 'survival of the fittest'.</p> Signup and view all the answers

What is the technical term for sex cells?

<p>Gametes.</p> Signup and view all the answers

How is mitosis different from meiosis?

<p>Mitosis is the division of normal body cells; meiosis forms gametes.</p> Signup and view all the answers

Contrast the terms 'genotype' vs. 'phenotype.'

<p>Genotype is the genetic blueprint; phenotype is the observable characteristics.</p> Signup and view all the answers

How is a dominant gene different from a recessive gene?

<p>A dominant gene's trait appears even when paired with a different gene; a recessive gene's trait appears only when paired with another recessive gene.</p> Signup and view all the answers

What is the technical term for Down Syndrome?

<p>Trisomy 21.</p> Signup and view all the answers

Name three sex-linked chromosomal abnormalities mentioned in class.

<ol> <li>Klinefelter syndrome, 2. Fragile X syndrome, 3. Turner syndrome.</li> </ol> Signup and view all the answers

What are the three prenatal developmental stages?

<ol> <li>The germinal period, 2. The embryonic period, 3. The fetal period.</li> </ol> Signup and view all the answers

What are the age ranges for each of the three prenatal developmental stages?

<ol> <li>(Conception - 2 weeks), 2. (2 weeks - 2nd month), 3. (2 months - birth).</li> </ol> Signup and view all the answers

Name three prenatal diagnostic tests mentioned in class. Which is the most common?

<ol> <li>Ultra Sonography, 2. Chorionic Villus Sampling, 3. Amniocentesis; Ultra Sonography is the most common.</li> </ol> Signup and view all the answers

Define the term 'teratogen.'

<p>An agent (virus, drugs, etc.) that can cause a birth defect.</p> Signup and view all the answers

How can cigarette smoking have a negative impact on prenatal development?

<p>It increases the level of CO2 in the mother's blood.</p> Signup and view all the answers

What is another name for German measles?

<p>Rubella.</p> Signup and view all the answers

Cite the three factors that pose a threat to newborns.

<ol> <li>Low birth weight, 2. Preterm birth, 3. Small for date.</li> </ol> Signup and view all the answers

What does the term 'small for date' mean?

<p>Infants weigh less than 90% of all babies of the same gestational period.</p> Signup and view all the answers

How is cephalocaudal pattern different from the proximodistal pattern?

<p>Cephalocaudal pattern is a head-to-toe developmental pattern; proximodistal pattern refers to a center-to-periphery pattern.</p> Signup and view all the answers

Give an example of gross motor skills.

<p>Crawling or walking.</p> Signup and view all the answers

Give an example of fine motor skills.

<p>Manipulating objects with fingers.</p> Signup and view all the answers

What is the outer layer of the brain known as?

<p>Cerebral cortex.</p> Signup and view all the answers

What are the four lobes of the brain and what are their functions?

<ol> <li>Frontal lobe - controls thinking, personality, memories, and emotion. 2. Occipital lobe - vision. 3. Temporal lobe - hearing. 4. Parietal lobe - sensory information (touch, taste).</li> </ol> Signup and view all the answers

What are the three parts of a neuron?

<p>Dendrites, cell body (soma), axon.</p> Signup and view all the answers

What is another name for the cell body?

<p>Soma.</p> Signup and view all the answers

What is arborization?

<p>The process of dendrites becoming more branch-like during childhood and adolescence.</p> Signup and view all the answers

What is myelination?

<p>Myelin surrounding the neuron's axon develops over time.</p> Signup and view all the answers

What is lateralization?

<p>Each hemisphere of the brain has its own functions and processes information uniquely.</p> Signup and view all the answers

What is the corpus callosum?

<p>Fibers that connect the two sides of the brain.</p> Signup and view all the answers

Where is the amygdala located?

<p>In the limbic system of the brain.</p> Signup and view all the answers

What is the amygdala primarily responsible for?

<p>Primary structure involved in emotion.</p> Signup and view all the answers

What is another name for REM sleep?

<p>Paradoxical sleep.</p> Signup and view all the answers

What are the five different biological theories of aging?

<ol> <li>Evolutionary theory, 2. Cellular clock theory, 3. Free-radical theory, 4. Mitochondrial theory, 5. Hormonal stress theory.</li> </ol> Signup and view all the answers

What does evolutionary theory emphasize?

<p>What matters is your genetic makeup.</p> Signup and view all the answers

What is cellular clock theory?

<p>The body's cells reach a point where they no longer divide, causing wear and tear.</p> Signup and view all the answers

What is free-radical theory?

<p>Increased production of unstable oxygen molecules (free radicals) as age-related deterioration occurs.</p> Signup and view all the answers

What is mitochondrial theory?

<p>Mitochondria decay over time, impacting energy supply for cellular functions.</p> Signup and view all the answers

What is hormonal stress theory?

<p>We age because our endocrine system becomes less efficient at providing hormones.</p> Signup and view all the answers

Study Notes

Development and Key Concepts

  • Development refers to scientific study of age-related changes in various aspects of behavior, thinking, emotion, and personality.
  • Normative influences are age-related (puberty), history-graded (JFK assassination), and nonnormative life events (death of a parent) affecting individuals.

Basic Processes and Developmental Periods

  • Three basic processes behind development:
    • Biological (maturation/genetics)
    • Cognitive (learning)
    • Socioemotional (relationship changes)
  • Nine developmental periods span a lifetime:
    • Prenatal: conception to birth
    • Infancy: birth to 18-24 months
    • Early Childhood: 2 to 5/6 years
    • Middle/Late Childhood: 6 to 11 years
    • Adolescence: 10-12 to 18-21 years
    • Emerging Adulthood: 18 to 25 years
    • Early Adulthood: late teens/20s to 30s
    • Middle Adulthood: 40 to 60 years
    • Late Adulthood: 60/70 years to death

Age Conceptions and Theories

  • Three conceptions of age: biological, psychological, and social age.
  • John Locke founded empiricism; "tabula rasa" means "blank slate."
  • Major issues in human development: nature-nurture, stability-change, continuity-discontinuity.

Developmental Learning Theories

  • Hypothesis: educated guess on organism reactions under specific circumstances.
  • Piaget's four stages of cognitive development:
    • Sensorimotor
    • Preoperational
    • Concrete operational
    • Formal operational
  • Operant conditioning emphasizes consequences of behavior; Albert Bandura is linked with social cognitive theory.
  • Ethological theory focuses on innate predispositions for behavior; ecological theory emphasizes environmental impacts on development.

Research Methods

  • Naturalistic observation: studying behavior in natural contexts.
  • Case study: in-depth analysis of a single subject without a control group.
  • Purpose of experiments: confirm or disconfirm hypotheses by testing independent and dependent variables.

Genetic & Biological Concepts

  • Independent variable: treatment or condition varied in the experiment.
  • Dependent variable: behavior being measured.
  • Extraneous variables may contaminate data collection.
  • Experimental group receives treatment; control group does not.
  • Life-span perspective views development as lifelong, multidimensional, and interactive between biological, sociocultural, and individual factors.

Genetic Factors and Psychology

  • Gametes are the technical term for sex cells.
  • Mitosis (normal cell division) differs from meiosis (cell division for gametes).
  • Genotype represents genetic makeup; phenotype is observable characteristics.
  • Dominant genes express traits over recessive genes, which require two copies to express.

Conditions and Development

  • Down Syndrome is known as Trisomy 21 due to chromosome involvement.
  • Three sex-linked chromosomal abnormalities: Klinefelter syndrome, Fragile X syndrome, Turner syndrome.
  • Three prenatal stages: germinal (conception-2 weeks), embryonic (2 weeks-2 months), fetal (2 months-birth).
  • Prenatal diagnostic tests: ultrasound, chorionic villus sampling, amniocentesis.

Teratogens and Early Development

  • Teratogens are agents causing birth defects.
  • Cigarette smoking raises CO2 levels in a mother's blood during pregnancy.
  • German measles is known as Rubella and can harm fetal development.
  • Threats to newborns: low birth weight, preterm birth, small for date.

Development Patterns and Skills

  • Cephalocaudal pattern: development from head to toe; proximodistal pattern: center to periphery.
  • Gross motor skills: crawling or walking; fine motor skills: manipulating objects with fingers.
  • Brain's outer layer is the cerebral cortex; its four lobes:
    • Frontal: thinking, personality, emotion
    • Occipital: vision
    • Temporal: hearing
    • Parietal: sensory information

Neuron Structure and Brain Functions

  • Neuron parts: dendrites, soma (cell body), axon.
  • Arborization: dendrites forming branches during development.
  • Myelination: process of developing myelin sheath around axons for better impulse conductivity.
  • Lateralization: hemispheres of the brain have specialized functions.
  • Corpus callosum connects the brain's two hemispheres.

Emotional Regulation and Sleep

  • Amygdala, located in the limbic system, is key for emotional responses.
  • REM sleep is also called paradoxical sleep, associated with dreaming.

Theories of Aging

  • Five biological theories of aging include:
    • Evolutionary theory: genetic makeup significance.
    • Cellular clock theory: cells stop dividing over time.
    • Free-radical theory: unstable oxygen molecules harm cells.
    • Mitochondrial theory: decay of mitochondria reduces energy supply.
    • Hormonal stress theory: endocrine system inefficiency contributes to aging.

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Test your understanding of key concepts in developmental psychology with these flashcards. This quiz covers definitions and examples of important terms related to age-related changes and influences on behavior and personality.

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