PSYC 3320 MIDTERM STUDY GUIDE, Exams of Psychology

PSYC 3320 MIDTERM STUDY GUIDE 2026

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PSYC 3320 MIDTERM STUDY GUIDE
Reasons to learn about child development (3) - Answers -1. raising children
2. choosing social policies
3. understanding human nature
alternatives to spanking (3) - Answers -1. expressing sympathy
2. postitive alternatives to expressing feelings
3. timeouts/timeins
turtle technique - Answers -when a child feels distressed they are instructed to step
away from other children and go into their "shell" to think about the problem until they
are in control of their emotions and ready to emerge from the shell
Two examples of "choosing social policies" reason for learning about CD - Answers --
making decisions (like allowing violent video games)
-effect of interview biases on children giving testimonies in court
examples for "understanding human nature" for learning about CD - Answers --what
are people like before they are affected by influences (family/society)
nativists - Answers -major group of contemporary philosophers and psychologists who
argued that evolution has created many remarkable capabilities that are present even in
early infancy (having an understanding of basic properties of physical objects, plants
and animals, and other people)
empiricists - Answers -argued that infants possess general learning mechanisms that
allow them to learn a great deal quite quickly, but that infants and young children lack
the specialized capabilities that nativists attribute to them
amygdala - Answers -area of the brain involved in emotional reactions
Romanian adoption study - Answers -found: children were sufficiently flexible to
overcome the effects of living in the Romanian institutions if the deprivation ended by
age 6 months. The later the age of adoption, the greater the long-term harmful effects of
early deprivation.
early philosophers usually based their conclusions on... (2) - Answers -general beliefs
and informal observations of only a few children
when did scientists start using the scientific method - Answers -early 20th century
who proposed some of the earliest recorded and most influential ideas about children's
development - Answers -Plato and Aristotle
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PSYC 3320 MIDTERM STUDY GUIDE

Reasons to learn about child development (3) - Answers - 1. raising children

  1. choosing social policies
  2. understanding human nature alternatives to spanking (3) - Answers - 1. expressing sympathy
  3. postitive alternatives to expressing feelings
  4. timeouts/timeins turtle technique - Answers - when a child feels distressed they are instructed to step away from other children and go into their "shell" to think about the problem until they are in control of their emotions and ready to emerge from the shell Two examples of "choosing social policies" reason for learning about CD - Answers -- making decisions (like allowing violent video games)
  • effect of interview biases on children giving testimonies in court examples for "understanding human nature" for learning about CD - Answers --what are people like before they are affected by influences (family/society) nativists - Answers - major group of contemporary philosophers and psychologists who argued that evolution has created many remarkable capabilities that are present even in early infancy (having an understanding of basic properties of physical objects, plants and animals, and other people) empiricists - Answers - argued that infants possess general learning mechanisms that allow them to learn a great deal quite quickly, but that infants and young children lack the specialized capabilities that nativists attribute to them amygdala - Answers - area of the brain involved in emotional reactions Romanian adoption study - Answers - found: children were sufficiently flexible to overcome the effects of living in the Romanian institutions if the deprivation ended by age 6 months. The later the age of adoption, the greater the long-term harmful effects of early deprivation. early philosophers usually based their conclusions on... (2) - Answers - general beliefs and informal observations of only a few children when did scientists start using the scientific method - Answers - early 20th century who proposed some of the earliest recorded and most influential ideas about children's development - Answers - Plato and Aristotle

What were plato and aristotle interested in - Answers --how children are influenced by their nature and the nurture they receive Plato viewed/believed (3) - Answers --rearing of boys as a particular challenge

  • self-control and discipline as the most important goals of education
  • children have innate knowledge Aristotle viewed/believed (2) - Answers --fitting child rearing to the needs of the individual child
  • all knowledge comes from experience and that the mind of an infant is like a blackboard on which nothing has yet been written Locke and Rousseau refocused attention on the question of... - Answers - how parents and society in general can best promote children's development Locked viewed/believed (3) - Answers --tabula rasa (blank slate): development largely reflects the nurture provided by the child's parents and the broader society
  • most important goal of child rearing is the growth of character
  • discipline before freedom Rousseau viewed/believed (3) - Answers --parents and society should give children maximum freedom from the beginning
  • children learn primarily from their own spontaneous interactions with objects and other people, rather than through instruction by parents or teachers
  • children should not receive any formal education until about age 12 (when they can judge for themsleves the worth of what they are told) Kagen concluded: - Answers --children have an innate moral sense
  • 5 abilities: infer the thoughts and feelings of others, to apply the concepts of good and bad to one's own behaviour, to reflect on past actions, to understand that negative consequences could have been avoided, and to understand one's own and others' motives and emotions The Earl of Shaftesbury's effort at social reform brought? - Answers - a law forbidding employment of girls and of boys younger than 10 "baby biography" - Answers - systematic description of William's (Darwin's son) day-to- day development—represented one of the first methods for studying children. nature - Answers - biological endowment, in particular, the genes we receive from our parents
  • This genetic inheritance influences every aspect of our makeup, from broad characteristics such as physical appearance, personality, intellect, and mental health to specific preferences, such as political attitudes and propensity for thrill-seeking

effortful attention - Answers - involves voluntary control of one's emotions and thoughts

  • inhibiting impulses
  • controlling emotions
  • focusing attention neurotransmitter - Answers - chemicals involved in communication among brain cells Hippocampus - Answers - a brain structure that is particularly important for learning and remembering Active Systems Consolidation Theory - Answers - two interconnected brain areas, the hippocampus and the cortex, simultaneously encode new information during learning
  • older children and adults, hippocampal memories are replayed during sleep, which allows opportunities for the cortex to extract general patterns from the specific memories stored in the hippocampus sociocultural context - Answers - the physical, social, cultural, economic, and historical circumstances that make up any child's environment cross-cultural comparisons - Answers - reveal that practices that are rare or nonexistent in one culture are common in others socioeconomic status (SES) - Answers - a measure of social class that is based on income and education cumulative risk - Answers - the accumulation of disadvantages over years of development resilient children are more likely than others to have three characteristics: - Answers - (1) positive personal qualities, such as high intelligence, an easygoing personality, and an optimistic outlook on the future (2) a close relationship with at least one parent (3) a close relationship with at least one adult other than their parents, such as a grandparent, teacher, coach, or family friend four factors that can lead children from a single family (as well as children from different families) to turn out very different from one another: - Answers - 1. Genetic differences
  1. Differences in treatment by parents and others
  2. Differences in reactions to similar experiences
  3. Different choices of environments scientific method - Answers - an approach to testing beliefs that involves choosing a question, formulating a hypothesis, testing the hypothesis, and drawing and conclusion.
  • all beliefs, no matter how probable they seem and no matter how many people share them, may be wrong

hypotheses - Answers - testable predictions of the presence or absence of phenomena or relations rather than as truth 4 basic steps of scientific method - Answers - 1. Choosing a question to be answered

  1. Formulating a hypothesis regarding the question
  2. Developing a method for testing the hypothesis
  3. Using the resulting data to draw a conclusion regarding the hypothesis reliability - Answers - degree to which independent measurements of a behaviour under study are consistent interrater reliability - Answers - how much agreement there is in the observations of different raters who witness the same behaviour test-retest reliability - Answers - attained when measures of a child's performance on the same test, administered under the same conditions, are similar on two or more occasions validity - Answers - the degree to which it measures what it is intended to measure types of validity - Answers - internal and external internal validity - Answers - whether effects observed within experiments can be attributed with confidence to the factor that the researcher is testing external validity - Answers - ability to generalize research findings beyond the particulars of the research in question Researchers obtain data about children in three main contexts: - Answers - 1. interviews
  4. naturalistic observation
  5. structured observation structured interviews - Answers - sets of predetermined questions administered to participants
  • especially useful when the goal is to collect self-reports on the same topics from everyone being studied questionnaires - Answers - a method that allows researchers together information from a large number of participants simultaneously by presenting them a uniform set of printed questions clinical interview - Answers - a procedure in which questions are adjusted in accord with the answers the interviewee provides limitations of interviews/questionnaires (3) - Answers --avoid disclosing facts that show them in a bad light

experimental control - Answers - ability of the researcher to determine the specific experiences that children in each group encounter during the study independent variable - Answers - variable that is manipulated dependent variable - Answers - measured variable (is it affected by exposure to the independent variable) cross-sectional approach - Answers - compares children of different ages on a given behaviour, ability, or characteristic by studying them at roughly the same time longitudinal - Answers - describes research that measures a trait in a particular group of subjects over a long period of time microgenetic designs - Answers - a method of study in which the same children are studied repeatedly over a short period of time advantages and disadvantages of designs for studying development - Answers - table 1.6 page 35 ethical principles for working with children - Answers --do not harm children

  • informed consent from parents
  • preserve participants anonymity
  • discuss with parents info yielded from study
  • try to counteract unforeseen negative consequences
  • correct inaccurate impressions that the child may develop epigensis - Answers - the emergence of new structures and functions during development gametes (what? how formed?) - Answers - reproductive cells (egg and sperm) that contain only half the genetic material of all the other calls in the body
  • produced through meiosis meiosis - Answers - form of cell division in which the eggs and sperm receive only one member from each of the 23 chromosome pairs contained in all other cells of the body conception - Answers - union of sperm and egg how long must the sperm travel for (length and time) - Answers -- 15 - 18cms
  • 6 hours zygote - Answers - fertilized egg embryo - Answers - the developing human organism from about 3rd-8th week

fetus - Answers - the developing human organism from 9 weeks after conception to birth 4 major developmental processes that underlie the transformation of a zygote into an embryo then a fetus - Answers - 1. cell division

  1. cell migration
  2. cell differentiation
  3. death cell division - Answers - (mitosis) zygote divides into two parts then it continues over 38 weeks till there are trillions of cells cell migration - Answers - the movement of newly formed cells away from their point of origin cell differentiation - Answers - cells become specialized in structure and function embryonic cells - Answers - all of the embryo's cells can develop into any type of body cell death - Answers - cell suicide (apoptosis) inner cell mass - Answers - the cells arrange themselves into a hollow sphere with a bulge of cells
  • 4th day after conception identical (monozygotic) twins - Answers - They result from a splitting in half of the inner cell mass, thus they have exactly the same genetic makeup fraternal (dizygotic) twins - Answers - when two eggs happen to be released from the ovary into the fallopian tube and both are fertilized. fraternal twins are no more alike genetically than non-twin siblings with the same parents amniotic sac and placenta fold in 3 which become: - Answers --top layer: nervous system, the nails, teeth, inner ear, lens of the eyes, and the outer surface of the skin
  • The middle layer: muscles, bones, the circulatory system, the inner layers of the skin, and other internal organs.
  • The bottom layer: the digestive system, lungs, urinary tract, and glands. neural tube - Answers - a groove formed in the top layer of differentiated cells in the embryo that eventually becomes the brain and spinal cord amniotic sac - Answers - membrane filled with a clear, watery fluid in which the fetus floats. The amniotic fluid operates as a protective buffer for the developing fetus, providing it with a relatively even temperature and cushioning it against jolting.
  • The auditory system is functioning, and the fetus reacts to a variety of sounds. last three months of pregnancy - Answers --the fetus grows dramatically in size, essentially tripling its weight.
  • It also develops a wide repertoire of behaviours and learns from its experiences Milestones of prenatal development - Answers - page 48 movement - Answers -- 5 - 6 weeks post conception: spontaneous
  • burping
  • swallowing
  • "breathing" touch - Answers --fetus experiences tactile stimulation as a result of its own activity (usually between hands and fave) sight - Answers --can process visual information outside the womb (lights) taste - Answers --amniotic fluid contains a variety of flavours
  • flavour preferences in womb (sweet fluid is taken in more) smell - Answers --Amniotic fluid takes on odours from what the mother has eaten phylogentic continuity - Answers - the idea that because of our evolutionary history, humans share characteristics, behaviours, and developmental processes with non- human animals (especially mammals) hearing - Answers --fetuses can hear mother's heartbeat, blood flow and breathing.
  • 75 to 90 decibles habituation - Answers - a decrease in response to repeated or continued stimulation
  • provides evidence of learning and memory dishabituation - Answers - the introduction of a new stimulus rekindles interest following habituation to a repeated stimulus teratogens - Answers - external agents that can cause damage or death during prenatal development sensitive periods - Answers - page 54 dose-reponse relationship - Answers - the greater the fetus's exposure to a potential teratogen, the more likely it is that the fetus will suffer damage and the more severe any damage is likely to be

NAS - Answers - form of drug withdrawal seen when fetuses exposed to opioids in the womb are born common effects of NAS (3) - Answers - low birth weight, problems with breathing and feeding, and seizures. effects of prenatal exposure to marijuana - Answers - range of problems involving attention, impulsivity, learning, and memory in older children effects of maternal smoking (7) - Answers --slowed fetal growth

  • low birth weight
  • SIDS
  • lower IQ
  • hearing deficits
  • ADHD
  • cancer effects of alcohol (3) - Answers --low birth weight
  • ADHD
  • delays in cognitive development/school achievement maternal factors that can be teratogens (5) - Answers --age
  • nutrition
  • environment
  • disease
  • emotional state state - Answers - a continuum of arousal, ranging from deep sleep to intense activity REM - Answers - an active sleep state associated with dreaming in adults; it is characterized by quick, jerky eye movements under closed lids, a distinctive pattern of brain activity, body movements, and irregular heart rate and breathing non REM - Answers - quiet sleep state characterized by the absence of motor activity or eye movements and more regular, slow brain waves, breathing, and heart rate myoclonic twitching - Answers - natural jerking movements can infants learn in their sleep - Answers - yes when does crying peak - Answers - 6 - 8 weeks and decreases around 3-4 months colic - Answers - excessive, inconsolable crying by a young infant for no apparent reason (ends around 3 months)

genes - Answers - packaged DNA, the basic unit of heredity in all living things crossing over - Answers - the process by which sections of DNA switch from one chromosome to the other; crossing over promotes variability among individuals mutation - Answers - change in a section of DNA

  • random/spontaneous
  • environmental factors
  • inherited endophenotypes - Answers - intermediate phenotypes, including the brain and nervous systems, that do not involve overt behavior regulator genes - Answers - genes that control the activity of other genes alleles - Answers - 2+ different forms of a gene Homozygous - Answers - An organism that has two identical alleles for a trait Heterozygous - Answers - An organism that has two different alleles for a trait polygenic inheritance - Answers - many different genes contribute to any given phenotypic outcome Phenylketonuria (PKU) - Answers - a disorder related to a defective recessive gene on chromosome 12 carrier genetic testing - Answers - genetic testing used to determine whether prospective parents are carriers of specific disorders NIPT can test for (4) - Answers --missing or extra chromosomes
  • patau syndrome
  • edwards syndrome
  • down syndrome newborn screening - Answers --pinprick to heel for blood testing
  • test for 30-50 different genetic and non-genetic disease biomarkers MAOA - Answers - linked to aggression active child - Answers - Children contribute to their own development from early in life, and their contributions increase as they grow older heritability - Answers - statistical estimate of how much of the measured variance on a phenotypic trait among individuals in a given population is attributable to genetic differences among those individuals

glial cells - Answers - cells in the nervous system that support, nourish, and protect neurons cerebral cortex - Answers - the "grey matter" of the brain, consisting of 4 distinct lobes

  • makes up 80% of human brain parts of the brain - Answers - page 97 occipital lobe - Answers - visual information temporal lobe - Answers - speech and language frontal lobe - Answers - "executive" and involved in cognitive control, including working memory, planning, decision making, and inhibitory control association areas - Answers - parts of the brain that lie between the major sensory and motor areas and that process and integrate input from those areas corpus callosum - Answers - a dense tract of connective nerve fibres between the two hemispheres cerebral lateralization - Answers - the specialization of the hemispheres of the brain for different modes of processing neurogenesis - Answers - the proliferation of neurons through cell division
  • begings 42 days after conception arborization - Answers - An enormous increase in the size and complexity of the dendritic "tree" that results from growth, branching, and the formation of spines on the branches experience-expectant plasticity - Answers - the process through which the normal wiring of the brain occurs in part as a result of experiences that every human who inhabits any reasonably normal environment will have secular trends - Answers - marked changes in physical development that have occurred over generations parietal lobe - Answers - A region of the cerebral cortex whose functions include processing information about touch. 3 advantages of knowing theories of child development - Answers - 1. Developmental theories provide a framework for understanding important phenomena
  1. Developmental theories raise crucial questions about human nature
  2. Developmental theories lead to a better understanding of children

equilibration (+phases) - Answers - process by which people balance assimilation and accommodation to create stable understanding

  1. people are satisfied with their understanding of a particular phenomenon (equilibrium)
  2. new information leads them to perceive that their information is inadequate (disequilibrium)
  3. they develop a more sophisticated understanding that eliminates at least some of the shortcomings of the old one, creating a more advanced equilibrium within which a broader range of observations can be understood central properties of Piaget's stage theory (4) - Answers - 1. Qualitative change (children of different ages think in qualitatively different ways)
  4. broad applicability (The type of thinking characteristic of each stage influences children's thinking across diverse topics and contexts)
  5. brief transitions (Before entering a new stage, children pass through a brief transitional period in which they fluctuate between the type of thinking characteristic of the new, more advanced stage and the type of thinking characteristic of the old, less advanced one)
  6. Invariant sequence (Everyone progresses through the stages in the same order without skipping any of them) sensorimotor stage - Answers --birth-2years old
  • intelligence is expressed through sensory and motor abilities preoperational stage - Answers -- 2 - 7years old
  • children become able to represent their experiences in language, mental imagery, and symbolic thought concrete operational stage - Answers --ages 7- 12
  • children can reason logically about concrete objects and events formal operational stage - Answers --12 and up
  • adolescents and adults can think deeply not only about concrete events but also about abstractions and purely hypothetical situations A not B error - Answers - the tendency to reach for a hidden object where it was last found rather than in the new location where it was last hidden deferred imitation - Answers - repetition of other people's behaviour minutes, hours, or even days after it occurred symbolic representation - Answers - the use of one object, word, or thought to stand for another egocentrism - Answers - the tendency to perceive the world solely from one's own point of view

centration - Answers - the tendency to focus on a single, perceptually striking feature of an object or event conservation concept - Answers - the idea that merely changing the appearance of objects does not necessarily change other key properties Weakness of Piaget's theory (4) - Answers - 1. vague about the mechanisms that give rise to children's thinking and that produce cognitive growth

  1. Infants and young children are more cognitively competent than Piaget recognized
  2. Piaget's theory understates the contribution of the social world to cognitive development
  3. The stage model depicts children's thinking as being more consistent than it is information-processing theories - Answers - a class of theories that focus on the structure of the cognitive system and the mental activities used to deploy attention and memory to solve problems
  • task analysis
  • emphasis on thinking as a process that occurs overtime task analysis - Answers - the research technique of identifying goals, obstacles to their realization and potential solution strategies involved in problem solving computer simulation - Answers - a type of mathematical model that expresses ideas about mental processes in precise ways problem solving - Answers - involved strategies for overcoming obstacles and obtaining goals information-processing theories distinguish three types of memory processes... - Answers - 1. working memory
  1. long-term memory
  2. executive functioning working memory (3) - Answers - actively attending to, maintaining, and processing information
  • limited in capacity
  • changes due to brain maturation long-term memory (6) - Answers - the knowledge that people accumulate over their lifetime
  • unlimited
  • factual knowledge
  • conceptual knowledge
  • procedural knowledge
  • attitudes

theory of mind module (TOMM) - Answers - believed to produce learning about one's own and other people's minds, but different specialized mechanisms are believed to produce learning about faces, language, living things, and other important domains nativism - Answers - the theory that infants have substantial innate knowledge of evolutionary important domains Spelke's 4 core-knowledge systems - Answers - 1. inanimate objects and their mechanical interactions

  1. the minds of people and other animals capable of goal-directed actions
  2. numbers, such as numbers of objects and events
  3. spatial layouts and geometric relations. language acquisition device - Answers - Chomsky's concept of an innate, prewired mechanism in the brain that allows children to acquire language naturally constructivism - Answers - the theory that infants build increasingly advanced understanding by combining rudimentary innate knowledge with subsequent experiences Vygotsky's theory - Answers - children as social learners, who gradually become full participants in their culture through interactions with other people and with the broader social environment of institutions, skills, attitudes, and values Vygotsky's three phases of growth of children's ability to regulate their own behaviour - Answers - 1. controlled by other people's statements
  4. controlled by their own private speech
  5. controlled by internalized private speech (thought), in which they silently tell themselves what to do intersubjectivity - Answers - the mutual understanding that people share during communication joint attention - Answers - a process in which social partners intentionally focus on a common referent in the external environment dynamic-systems theories - Answers - a class of theories that focus on how change occurs over time in complex systems variation - Answers - refers to the use of different behaviours to pursue the same goal selection - Answers - increasingly frequent choice of behaviours that are effective in meeting goals and decreasing use of less effective behaviours Children's selection among alternative approaches reflects several influences: (3) - Answers - 1. relative success
  1. efficiency
  2. novelty summary of piaget, info-processing, core-knowledge, sociocultural, dynamic-systems - Answers - page 152- 153 sensation - Answers - processing of basic information from the external world by receptors in the sense organs (eyes, ears, skin, and so forth) and the brain perception - Answers - process of organizing and interpreting sensory information about the objects, events, and spatial layout of the world around us preferential-looking technique - Answers - a method for studying visual attention in infants that involves showing infants two patterns or two objects at a time to see if the infants have a preference for one over the other visual acuity - Answers - the sharpness and clarity of vision contrast sensitivity - Answers - the ability to detect differences in light and dark areas in a visual pattern smooth pursuit eye movements - Answers - eye movements made to track a moving object or to track a stationary object while the head is moving
  • happens around 4 months old perceptual constancy - Answers - the perception of objects as being of constant size, shape, colour and so on in spite of physical differences in the retinal image of the object object segregation - Answers - the perception of the boundaries between objects violation of expectancy - Answers - a procedure used to study infant cognition in which infants are shown an event that should evoke surprise or interest if it violates something the infant knows or assumes to be true optical expansion - Answers - a depth cue in which an object occludes increasingly more of the background, indicating that the object is approaching binocular disparity - Answers - the difference in the retinal images of the two eyes that provides information about depth steropsis - Answers - the process by which the visual cortex combines the differing neural signals caused by binocular disparity, resulting in the perception of depth monocular depth cues (or pictorial cues) - Answers - the perceptual cues of depth (such as relative size and interposition) that can be perceived by one eye alone