Unit 6 - Development & Aging Pysch Review

objective learning goal #1

developmental psychology

• focuses on human growth and changes throughout life (in terms of physical, cognitive, social, intellectual, perceptual, personality, emotional)

conception

• sperm cells insert into the outer layer of the egg, where they combine and form into a fertilized cell

development of embryos

• after fertilization, the cells start to divide into a mass and eventually attach to the uterine wall (also called zygote)

6 weeks of embryo

• formation of organs (heart)

7 weeks of embryo

• eyes, fingers, toes, blood type, muscles development

9 weeks

• embryo turns into fetus

• measured brain waves

10 weeks

• developed heart

12 weeks

• fully formed brain

• vocal, webbed fingers

14-15 weeks

• flutters of movement happen

• taste food (affects movement and their preferences later on)

16 weeks

• developed face

20 weeks

• recognizes mother’s voice

• sex of the baby is revealed

5 months

• mostly has REM sleep (dreaming)

24 weeks

• lanugo covers the baby (fine, downy hair)

• vernix (waxy) protects skin

• practices breathing through fluid

30 weeks

• nutrients travel from blood, to placenta, and into umbilical cord, to fetus

• drugs/alcohol take effect

7 months

• tight room

• head down position

32 weeks

• sleeps most of day

• if born, has adequate lung development

38-42 weeks (birth)

• 40 weeks in normal gestation

• they start to sense outside of the womb

maturation

• genetic sequences that cause body and mental functions to develop in the brain, sets the basic step of growing

reflexes

• rooting - baby turns head and gropes object with mouth whenever it’s touching the cheek

• sucking - tendency to put stuff in their mouths

• grasping - close their fist around anything placed in their hand

• stepping - step motions are made whenever held upright

temperament

consistent behaviors in emotional reactions and self-regulation

• easy - good-natured, easy to care, adapts

• difficult - moody, intense, reacts to new things negatively and strongly

• slow - inactive, slow responses, mild reactions

• shy - timid, inhibited, fear of new/strange things