1. Epigenetic: study of how environmental factors can alter gene activity without changing the DNA sequence
2. brain: what is the first major organ to form?
3. before birth: when do we past biological milestones : before birth or during the rest of our lives?
4. germinal stage: begins at conception and lasts for 2 weeks
5. zygote: fertilized egg is a single celled
6. embryo: developing organism from 2 weeks until about 8 weeks after conception
7. embryonic stage: second prenatal stage, 2 weeks to 8 weeks after conception, we all of the major organs
form
8. fetal stage: third prenatal stage, begins with the formation of bone cells 8 weeks after conception and ends at
birth
9. x: female development has what kind of chromosome?
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, 10. y: men development has what kind of chromosome?
11. neuronal migration: from months 3-5 of pregnancy, neurons move from one part of the brain to their
more permanent home in a process
12. environment: mother's womb is its only what?
13. prenatal programming: process by which events in womb alter the development of physical and
psychological health
14. stress: the process by which we perceive and respond to certain events, called stressors, that we appraise as
threatening or challenging
15. maternal stress: stress experienced during pregnancy may drastically influence fetal development, leaving
effects that persist throughout childhood and adolescence and even into adulthood
16. schizophrenia and antisocial personality disorder: what are 2 things that are more likely
to occur if the mother is malnourished during pregnancy?
17. teratogens: substances that can disrupt normal prenatal development and cause lifelong deficits
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