Examples of longitudinal study design:
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Children asked about social groups at ages 10, 13, and 15.
Naturalistic observation example:
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Observation at school, park, coffee shop
Evocative genotype-environment interaction
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Parents provide genetic predisposition.
The child then evokes certain reaction in others.
Naturalistic observation
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Method where subject is observed in a natural location.
Degree of relation
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How strong the correlation is
Positive= both increase
Negative/Inverse= one increases, other decreases
Teratogens
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Environmental agents that can interfere with natural growth and produce a
birth defect.
, Germinal period
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The first two weeks after conception when the zygote is created and
attaches to the uterine wall.
What are three prenatal diagnostic tests?
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1) Ultrasound
2) Amniocentesis
3) Chorionic Villus Sampling (CVS)
Chorionic villus sampling (CVS)
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Removal of cells/tissue from chorionic villi for examination.
Delivery of placenta
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Placenta separates from uterine wall to be delivered Contractions start
again in preparation
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Children asked about social groups at ages 10, 13, and 15.
Naturalistic observation example:
Give this one a try later!
Observation at school, park, coffee shop
Evocative genotype-environment interaction
,Give this one a try later!
Parents provide genetic predisposition.
The child then evokes certain reaction in others.
Naturalistic observation
Give this one a try later!
Method where subject is observed in a natural location.
Degree of relation
Give this one a try later!
How strong the correlation is
Positive= both increase
Negative/Inverse= one increases, other decreases
Teratogens
Give this one a try later!
Environmental agents that can interfere with natural growth and produce a
birth defect.
, Germinal period
Give this one a try later!
The first two weeks after conception when the zygote is created and
attaches to the uterine wall.
What are three prenatal diagnostic tests?
Give this one a try later!
1) Ultrasound
2) Amniocentesis
3) Chorionic Villus Sampling (CVS)
Chorionic villus sampling (CVS)
Give this one a try later!
Removal of cells/tissue from chorionic villi for examination.
Delivery of placenta
Give this one a try later!
Placenta separates from uterine wall to be delivered Contractions start
again in preparation
