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Child Psych Test 1
Child Psychology Test 1
169
Psychology
Undergraduate 3
10/02/2011

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Term
Preformationism
Definition
The theory that an organism is fully formed at conception and reproduction is thereafter simply a process of growth (mini adult)
Term
Maturation
Definition
The unfolding of the innate disposition; developmental changes in the body behavior that results form the aging process rather than from learning, injury, illness, or some other life experience
Term
"Noble Savages"
Definition
Jean-Jacques Rousseau's philosophy that children are inherently good and that the world corrupts them as they develop
Term
Tabula Rasa
Definition
Individuals are born without built-in mental content and that their knowledge comes from experience and perception
Term
Right of Empowerment
Definition
laws for children that entitled them to adequate standard living, health care, and education. Right for children to determine their own lives
Term
Right of Protection
Definition
children have the right to protection of abuse, neglect, exploitation, and discrimination
Term
Organismic View
Definition
the belief that children are active in their own development such as "little scientist" and that they constrict/construct their own environment
Term
Mechanistic View
Definition
See children as passive who don't participate as much in their own development and that parents structure the environment to get a certain outcome
Term
Qualitative Change
Definition
changes in kind that make individuas fundamentally different than they were before
Term
Quantitative Change
Definition
incremental change in degree without sudden ransformations
Term
Microsystem
Definition
the immediate settings (including role relationship and activities) that the person actually encounters
Term
Mesosystem
Definition
the interconnections among an individual's immediate settings or microsystems
Term
Exosystem
Definition
social systems that children and adolescents do not directly experience but that may nevertheless influence their development
Term
Macrosystem
Definition
the larger cultural or subcultural context in which development occurs
Term
Normative Theory
Definition
Developmental changes that characterize most or all members of a species' typical patterns of development
Term
Idiographic Developmental Theory
Definition
individual variations in the rate, extent, or direction of development
Term
Theory
Definition
An overreaching set of assumptions and explanations which helps guide a research
Term
Hypothesis
Definition
A theoretical prediction about some aspect of experience; a testable prediction
Term
One-tailed hypothesis
Definition
permits only one direction
-"Breast-fed infants will have fewer ear infections than formula-fed infants"
Term
Two-Tailed Hypothesis
Definition
permits either direction
-"Breast-fed infants will differ from formula-fed infants on frequency of ear infections"
Term
Operational Definition
Definition
Measurable behaviors used, for the purposes of that experiment, to define some concept/variable
Term
Population
Definition
group of people in an area
Term
Sample
Definition
Taking a portion
Term
Sampling of a population
Definition
taking a subset of subjects that is representative of the entire population
Term
Random Sampling
Definition
everyone has an equal chance of getting chosen
Term
Descriptional research
Definition
Basically observational study, it cannot infer cause-effect and it cannot validate cause and effect and there is no manipulation of variables
Term
Naturalistic Observation
Definition
a method in which the scientist test hypotheses by observing people as they engage in everyday activities in their natural habitats
Term
Case study
Definition
a research method in which the investigator gathers extensive information about the life of an individual and then tests developmental hypotheses by analyzing the events of the person's life history
Term
Survey
Definition
set of questions asked verbally or written, normally used with older children
Term
Correlational research
Definition
a type of research design that indicates the strength of associations among variables' though correlated variables are systematically related, these relationships are not necessarily casual
Term
Correlation coefficient
Definition
a numerical index, ranging from -1.00 to +1.00, of the strength and direction of the relationship between two variables
Term
Strength of Relationship
Definition
a number indicates strength of relationship
0.00 - 0.29 weak relationship
0.30 - 0.69 moderate
0.70 - 1.00 strong relationship
Term
Direction of relationship
Definition
Sign indicates direction of relationship
positive means high X, high Y, etc
negative means low X, high Y, and vice versa
Term
Experimental research
Definition
a research design in which the investigator introduces some change in the participant's environment and then measures the effect of the change on participant's behavior
Term
Cause - Effect relationship
Definition
one variable caused change in another variable
Term
Independent variable
Definition
the aspect of the environment that an experimenter modifies or manipulates in order to measure its impact on behavior
Term
Dependent variable
Definition
the aspect of behavior that is measured in an experiment and assumed to be under the control of the independent variable
Term
Subject variables
Definition
any traits, variables that an individual brings to the experiment
Term
Confounding variables
Definition
some factor other than the independent variable that, if not controlled by experimenter, could explain any difference across treatment conditions in participants' performance on the dependent variable
Term
Between subject designs
Definition
comparing one group to another
Term
Experimental control
Definition
steps taken by an experimenter to ensure that all extraneous factors that could influence the dependent variable are roughly equivalent in each experimental condition, these precautions must be taken before an experimenter can be reasonably certain that observed changes in the dependent variable were caused by the manipulation on the independent variable
Term
Unbiased/random assignment
Definition
a control technique in which participants are assigned to experimental conditions through an unbiased procedure so that the members of the group are not systematically different form one another
Term
Within-Subject design
Definition
all subjects receive all conditions; all participants receive all treatment
Term
Counterbalancing
Definition
change order to have more accurate results
Term
Field experiments
Definition
an experiment that takes place in naturalistic settings, such as home, school or a playground
Term
Quasi-experimental research
Definition
a study in which the investigator measures the impact of some naturally occurring event is assumed to affect people's lives
Term
Longitudinal research
Definition
a research design in which one group of subjects is studied repeatedly over a period of months or years
Term
Cross-sectional research
Definition
a research in which subjects from different age groups are studied at the same point in time
Term
Cohort
Definition
a group of people of the same age who are exposed to similar cultural environments and historical events as they are growing up
Term
Sequential research
Definition
a research design in which subjects from different age groups are studied repeatedly over a period of months of years
Term
Chromosomes
Definition
a threadlike structure made up of genes; in humans there are 46 chromosomes in the nucleus of each body cells
Term
Genes
Definition
heredity blueprints for development that are transmitted unchanged from generation to generation
Term
DNA
Definition
deoxyribonucleic acid; long, double-stranded molecules that make up chromosomes
Term
Nucleotides
Definition
composed of three units: base, sugar (monosacchride) and phosphate; bases are found in both DNA and RNA
Term
Alleles
Definition
alternative forms of genes that can appear at a particular site on a chromosome
Term
Karyotype
Definition
an organized profile of a person's chromosomes. They are arranged and numbered by size, from largest to smallest
Term
Mitosis
Definition
the process in which a cell duplicates its chromosomes and then divides into two genetically identical daughter cells
Term
Meiosis
Definition
the process by which a germ cell divides, producing gametes (sperm or ova) that each contain half of the parent cell's original complement of chromosomes; in humans, the products of meiosis contain 23 chromosomes
Term
Crossing over
Definition
a process in which genetic material is exchanged between pairs on chromosomes during meiosis
Term
Homozygous
Definition
having inherited two alleles for an attribute that are identical in their effects
Term
Heterozygous
Definition
having inherited two alleles for an attribute that have different effects
Term
Autosomes
Definition
the 22 pairs of human chromosomes that are identical in males and females
Term
Sex chromosomes
Definition
either of a pair of chromosomes, usually designated X or Y, in the germ cells that combine to determine the sex and sex-linked characteristics of an individual, with XX resulting in a female and XY in a male
Term
Gametes
Definition
reproductive cells that unite during sexual reproduction to orm a new cell called zygote; sperm and ova (cells)
Term
Dominant
Definition
a relatively powerful gene that is expressed phenotypically and masks the effects of a less powerful gene
Term
Recessive
Definition
a less powerful gene that is not expressed phenotypically when paired with a dominant allele
Term
Co-dominant
Definition
Condition in which two heterozygous but equally powerful alleles produce a phenotype in which both genes are fully and equally expressed
Term
Polygenic inheritance
Definition
a characteristic that is influenced by the action of many genes rather than a single pair
Term
Phenotype
Definition
the ways in which a person's genotype is expressed in observable or measurable characteristic (ex. eye color). Physical representation of the genotype
Term
Genotype
Definition
the genetic endowment that an individual inherits
Term
PKU
Definition
phenylketonuria (12) inability to break down amino acid called phenylalanine
Term
galactosemia
Definition
lack enzyme to break down simple glucose compounds
Term
Cystic Fibrosis
Definition
Chromosome 7 extra absorption of water and salt in cells
Term
Fragile X syndrome
Definition
genetic disorder resulting in multiplication of part of genetic code resulting in pinched long leg on the X-chromosome (genetic malformation)
Term
Down's syndrome
Definition
chromosome abnormally in chromosome 21, usually having an extra copy (trisomy 21) causing intellectual impairment and physical abnormalities including short stature, and a broad facial profile
Term
Edwards syndrome
Definition
(Trisomy 18) Severe mental retardation; elfin facial features (smal nose and mouth, receding chin, abnormal ears); hearing loss; seizures; hypoglycemia. Predominantly in females
Term
Patau syndrome
Definition
(Trisomy 12) cleft lip and palate; congenital heart defects; polydactyl; severe mental retardation
Term
Cri-du-chat
Definition
(Missing short arm of chromosome 5) Catlike cry; microencephaly; congenital heart disease; severe mental retardation; may be missing kidney's; sensitivity to loud noises; low birth weight; partial webbing of fingers or toes
Term
Maternal age
Definition
the older a woman gets the more complications arise when trying to have children; after 27 the chance of getting pregnant starts to decline
Term
Turner's syndrome
Definition
sex chromosome disorder in women that only have one X chromosome causing developmental abnormalities and infertility
Term
Klinefelter's syndrome
Definition
extra chromosome (XXY) absence of developmental of male secondary sex characteristics (facial hair, deepening of voice, increased muscle structure) at puberty; underdeveloped testes and sterile, female like fat distribution, and potential breast development at puberty
Term
Triple/Quad screen test
Definition
usually 15th to 16th weeks of pregnancy, maternal blood test that tells you the probability that you are carrying a child with chromosomal abnormality specifically down syndrome, trisomy 18, and spinal bifida
Term
Alpha-feat-protein (AFP)
Definition
a major plasma protein produced in yolk sac and liver during pregnancy
Term
Estriol
Definition
form of estrogen (uE3; protein from placenta and fetal liver)
Term
hCG (human chlorionic gonadotropin
Definition
produced during pregnancy by cells that produce placenta, which nourishes the egg it has been fertilized and becomes attached to the uterine wall
Term
inhibin A
Definition
produced form placenta, helps develop sex organs
Term
ultrasound
Definition
method of detecting gross physical abnormalities by scanning one womb with sound waves, thereby producing a visual outline of the fetus
Term
Chorionic villa sampling (CVS)
Definition
an alternative to aminocentesis in which fetal cells are extracted from the chorion for prenatal tests
Term
amniocentesis
Definition
a method of extracting amniotic fluid from a pregnant woman so that fetal body cells within the fluid can be tested for chromosomal abnormalities and other genetic defects
Term
Follicle Stimulating Hormone
Definition
released by anterior pituitary glands, in women it stimulates production of eggs and a hormone called estradiol during the first half of the menstrual cycle (ovulation)
Term
Luteinizing hormone
Definition
produced by the pituitary gland, helps regulate menstrual cycle and egg production
Term
fallopian tubes
Definition
transport eggs from ovary to uterus
Term
fertility treatment
Definition
methods used to achieve pregnancy by artificial or partially artificial means
Term
hyperstimulation of eggs
Definition
encourage extra production of eggs
Term
artificial insemination
Definition
sperm is injected in uterus
Term
GIFT gamete intrafallopian transfer
Definition
eggs harvested and sperm inserted into fallopian tubes directly; higher implantation rate 40-50%
Term
in vitro fertilization
Definition
the eggs are harvested from the mother or a donor, then fertilized in petri dish
Term
ZIFT (Zygote intra-fallopian transfer)
Definition
a technique that fertilizes egg in lab dish and hen inserting zygote into fallopian tube for normal implantation
Term
conception
Definition
the moment of fertilization, when a sperm penetrates an ovum, forming a zygote
Term
estrogen
Definition
use to treat hot flashes in women who are expecting, or for women who don't produce enough estrogen
-increases uterine blood flow
-regulates the production of progesterone by placenta
-it makes placenta grow and function properly
-prepares a pregnant woman for the lactation period
Term
progesterone
Definition
used as a part of hormone replacement therapy in women who have passed menopause and have not had a hysterectomy (surgery to remove the uterus)
-it functions to inhibit the smooth muscle in the uterus from contracting and decreases prostaglandin formation, both of which allow the fetus to grow with the expanding uterus
Term
Zygote
Definition
1st two weeks after conception
Term
morula
Definition
solid ball of cells that have divided and duplicated into 16 cells resulting from division of a fertilized ovum and from which a blastula is formed
Term
blastocyst
Definition
name given to the ball of cells formed when the fertilized egg begins to divide
Term
embryo
Definition
2-8 weeks after conception
Term
fetus
Definition
8 weeks to birth
Term
cell differentiation/organogenesis
Definition
happens during the embrionic stage which is a critical period because its the beginning of the birth of the organs who start to perform a specific action
Term
neural tube
Definition
3 weeks after conception, the primitive spinal cord that develops from the ectoderm and becomes the central nervous system. (when this doesn't close completely, it causes spinal bifida)
Term
Chorion
Definition
the membrane that becomes attached to the uterine tissues to gather nourishment for the embryo
Term
amnion
Definition
a watertight sac that fills with fluid from the pregnant woman's tissues. Serving to regulate its temperature and to cushion it against injuries
Term
placenta
Definition
an organ, formed fromt the lining of the uterus and the chorion that provides for respiration and nourishment to the unborn child and the elimination of its metabolic wastes
Term
sex differentiation
Definition
gender determined at conception
-sexual organs won't develop until 4th month
-males produce androgens to form male genitalia
-females produce estrogen
Term
organizing effects of hormones
Definition
when sex hormones, often prenatally, influence the development, structure, and organization of the nervous system
Term
genital tubercule
Definition
a body of tissue present in the development of the urinary and reproductive organs
-forms the sexual differentiation
Term
labioscrotal swellings
Definition
paired structures in the human embryo that represent the final stage of development of he caudal end of the external genitals before sexual differentiation
Term
urethrolabial fold
Definition
the fold that becomes either the vagina or penis during sexual differentiation
Term
Eve principle
Definition
in the absence of androgen, female genitalia will result as default (everyone starts out as female)
Term
Androgen insensitivity syndrome
Definition
a condition that results in the partial or complete inability of the cell to respond to androgens
Term
myelination
Definition
material that forms the myelin sheath, it is essential for the proper functioning of the nervous system
Term
Spina bifida/neutral tube defects
Definition
a developmental disorder caused by the incomplete closing of the embryonic neural tube
Term
endocrine disruptors
Definition
chemicals that interfere with endocrine in animals, including humans, these disruptions can cause developmental disorders and tumors
Term
teratogens
Definition
a wide range of different chemicals and environmental factors that cause human birth defects
Term
Thalidomide
Definition
tranquilizer taken early in pregnancy produce malformations of limbs, eyes, ears, and heart of the baby
Term
Aspirin
Definition
risk of low birth weight (especially when taken in last trimester) increases risk of hemorrhaging late in pregnancy or during birth
Term
Alcohol
Definition
crosses placenta; equal concentration in fetal blood, alcohol metabolism requires oxygen, deprives fetus of oxygen; interferes with cell differentiation, migration and growth; compounded by nutritional deficits
Term
FAS
Definition
microencephaly and mental retardation; facial and ear deformities; stunted growth and low birth weight; deformed and webbed fingers and toes; heart and kidney defects; abnormal curvature of the spine; deformed sternum and ribs
Term
Caffeine
Definition
high intake is associated with low birth weight, prematurity, cleft palate; lower doses do increase heart rate and activity level of fetus; depletes calcium and iron (already deficient during pregnancy)
Term
Marijuana
Definition
Reduces fertility in men and women; increases abnormal sperm; THC is fat-soluble; crosses placenta and is stored in amniotic fluid.
-can be passed on in breast milk
-previously used to speed up labor
-associated with spontaneous abortion and slow embryo growth in early stages of pregnancy
-linked to prematurity and low birth weight in later stages of pregnancy
Term
Cocaine
Definition
is a stimulant which constricts blood vessels; crosses placenta; may cause microencephaly and brain damage
-kidney and urogenital malformations
-low birth weight
-increased risk to stroke
-miscarriage
-placenta abruption
Term
Heroin/morphine
Definition
high infancy mortality rate; heroin babies have a characteristic shrill cry
Term
DES (Diethylstilbestrol)
Definition
abnormal cells. an artificial form of estrogen given to women 1930-70 to prevent miscarriages (didn't work). Instead increased risk of rare vaginal cancer and cervical malformation, increased risk of testicular cancer, fertility problems for both males and females.
Term
Rubella
Definition
(German measles) a disease that has effect on a pregnant woman but may cause a number of serious birth defects in developing organisms who are exposed in the first 3-4 months pf pregnancy
Term
Toxoplasmosis
Definition
Caused by parasite gondhi, in cat feces or undercooked meat; worst in tropical climates; ear, heart, eye, CNS defects, jaundice, neuromuscular abnormalities.
-Risks: miscarriage, intracranial calcification, chorioretinitis, possible link to schizophrenia later in life
Term
Rh incompatibility
Definition
potential cause of anoxia, occurs between an RH- positive fetus (who has a protein called RH factor in its blood) and an RH-negative mother (who lacks the RH factor)
Term
Cytomegalovirus (CMS)
Definition
a virus in herpes group; up to 90% of children in day cares had exposure passed on by body fluids (including breast milk); causes mono-type symptoms and swollen glands in mother
Term
Herpes
Definition
risk is greatest if infant passes through birth canal in which mother has active sores; can lead to serious inflammation of brain and spinal cord (disseminated herpes), skin lesions, eye infections, enlarged liver, jaundice, breathing difficulties
Term
AIDs
Definition
Exposure early in pregnancy results in brain and nerve damage, facial deformities (e.g. boxlike forehead) drug treatment during pregnancy reduces risk of transmission to fetus or infant; risk of transmission is greatest during delivery and during breast feeding
Term
Gonorrhea
Definition
all infants treated with silver nitrate drops to prevent blindness from it
Term
Syphilis
Definition
Early infection results in spontaneous abortion, or small-for-age infants with liver and spleen malformations; late infection leads to nerve deafness, dental and bone abnormalities, heart defects and skin lesions
Term
Radiation
Definition
a process in which energetic particles travel through a medium of space
Term
Mercury
Definition
a chemical element that is extremely toxic and can cause both chronic and acute poisoning
Term
PCBs
Definition
a class of organic compounds that are involved in environmental contamination events
Term
Lead
Definition
A neurotoxin; crosses placenta, increases miscarriages, exposure from foods, beverages, calcium, supplements, industrial exposure, air pollution from car exhaust, lead paint
Term
Vernix
Definition
white cheesy substance that covers the fetus to protect the skin form chapping and sticking together
Term
Lanugo
Definition
fine hair covering the fetus's baby that helps verniz stick to the skin
Term
Viability
Definition
the ability of the fetus to survive outside the mothers uterus (around 24 weeks 44% viability)
Term
Labor
Definition
the period from the start of uterine contractions to delivery
-dilation and effacement of cervix
-expulsion of fetus into birth canal
-expulsion of the placenta (afterbirth)
Term
Oxtocin
Definition
the hormone which causes the labor contractions
-"love hormone"
-used so cervix can dilate
-When labor is induced, woman is administered Pitocin
Term
Prolactin
Definition
a hormone released from the anterior pituitary gland milk production after childbirth
Term
Anoxia
Definition
a lack of sufficient oxygen to the brain and may result in neurological damage or death
Term
Apgar scale
Definition
a quick assessment of the newborn heart rate, respiration, color, muscle tone, and reflexes that is used to gauge perinatal stress and determine whether a neonate requires immediate assistance
Term
prematurity
Definition
a baby born prior to 36 weeks of pregnancy
Term
Breech of birth
Definition
baby born feet or buttocks first
Term
Circumcision
Definition
removal of foreskin of males
Term
SIDS sudden infant death
Definition
the unexplained death of a sleeping infant who suddenly stops breathing (also called crib death)
Term
Primitive reflexes
Definition
protect against aversive stimulation and enable an infant to satisfy very badic needs
Term
Moro reflex (startle)
Definition
move when they hear a sounds (open arms)
Term
Sucking reflex
Definition
suck thumb or anything that is put in the baby's mouth
Term
Babinski reflex
Definition
fan out toes when touched foot
Term
Rooting reflex: if stroke the teeth they will tuen toward the food; if touched on the cheek, will turn in that direction and look for something to suck
Definition
Term
Palmar grasp reflex
Definition
close hand when touched
Term
Stepping reflex
Definition
trying to walk (increase use of muscles) babies have the reflex before 6 months old to step
Term
Swimming reflex
Definition
an infant immersed in water wil display active movements of the arms and legs and involuntarily hold his/her breath; float
Term
Cephalocaudal principle
Definition
a sequence of physical maturation and growth that proceeds from the head (cephalic region) to the tail(caudal region)
Term
Proximodistal principle
Definition
a sequence of physical growth that proceeds from the center of the body (the proximal region to the extremities)
Term
Growth spurts
Definition
rapid increase during 5th month (prenatal) second birth to 6-months and third at puberty when girls sop around age 15.5 and guys 17.5
Term
Failure to thrive
Definition
a description applied to children whose current weight gain is significantly below that of other children of similar age and sex
Term
Catch-up growth
Definition
a period fo accelerated growth in which children who have experienced growth deficits grow very rapidly to "catch up to" the growth trajectory that they are genetically programmed to follow
Term
Lagging-down growth
Definition
if some illness or metabolic dysfunction leads to over-inflated growth, and disorder corrected, growth may stop or slow until previous trajectory reached
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