PSYC 1010 Lecture Notes - Lecture 11: Prenatal Development, Zygote, Fetus

• School: York University
• Department: Psychology
• Course: PSYC 1010
• Professor: Doug Mc Cann

Document Summary

Progress before birth: prenatal development: how does conception occur, occurs when fertilization creates a zygote, zygote: one celled organism combined from a sperm and an egg, what is the prenatal period, prenatal period: extends from beginning/formation to birth (9 months of pregnancy) Age of viability: the age where a baby can survive in the event of a premature birth: premature infants born near the threshold of viability , usually experience developmental problems. *takes 38 weeks or 8. 7 months for full birth* Ex: (1) air pollution= harms in cognitive development at age 5 (2) Ex: low birth weight= increase risk of heart diseases many decades later in adulthood. Motor development: what is motor development, motor development: the development of muscular skill required for physical activities, basic motor skills include reaching and controlling objects, crawling, walking, running, basic principles, the 2 principles, 1) cephalocaudal trend (head-to-foot direction)