PSYC 1010 Chapter Notes - Chapter 11: Prefrontal Cortex, Emerging Adulthood And Early Adulthood, Normative Social Influence

• School: York University
• Department: Psychology
• Course: PSYC 1010
• Professor: Gerry Goldberg

Document Summary

300 milli sperms competing for 1 egg. 23 chromosomes of egg & sperm unite. Rapid cell division & zygote becomes cells. Travels to uterine wall & implants (7th day) Formed by union of sperm and an egg. Placenta (structure that allows oxygen & nutrients to pass into fetus_ 22-26 weeks age of viability: age at which a baby can survive in the event of a premature birth. Risk of spontaneous abortions & fatal death. Higher risk of death in 1st year. Reduced fetal blood ow; less nutrients, oxygen. Nutrition and stress (via cortisol secretion) affects fetal development. At birth, prefers sounds experienced in the womb. What can babies see; black and white at rst up until rst few months: motor development. Motor control; cephalocaudal trend: head to foot direction. Progression of muscular coordination required for physical activities. Characteristic mood, activity, level & emotional reactivity.