PSYC 2P12 Lecture 2: PSYC 2P12-feb 28.docx

• School: Brock University
• Department: Psychology
• Course: PSYC 2P12
• Professor: Cathy Mondloch

Document Summary

Hpg axis hypothalamus; once activated causes this chain reaction; timing varies across individuals; varies depending on where you live in the world; varies on what historical time you are growing up b/c one thing that triggers this cycle is body fat; particular portion triggers the event pituitary gland gonads androgens/estrogens. Individual differences genetics (twin studies); variability in limitations of puberty; influences the timing of puberty; compare siblings in terms of the onset of puberty, more similarity in twins than non twins nutrition 2 different ways how it influences development during puberty; girls weight gain during first 9 months of life, female infants who have high weight gain during that first 9 months are much more likely to reach puberty a lot earlier; girls with good nutrition get their period a lot sooner than those who are malnourished stress can cause earlier puberty; for girls, who have a mom with power asserted parenting styles facilitates puberty.