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DEP2004 Midterm Exam Study Guide | Questions And Answers Latest {} A+ Graded | 100% Verified
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DEP2004 Midterm Exam Study Guide | Questions And Answers Latest {} A+ Graded | 100% Verified
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DEP2004 Midterm Exam Study Guide | Questions And Answers Latest {2024- 2025} A+Graded | 100% Verified
sensitive period - a time when a certain type of development is most likely to happen or happens most
easily, although it may still happen later with more difficulty
ex. early childhood and language learning
cohort - group born around the same time
types of developmental psychology research - longitudinal
cross-sectional
cross-sequential
longitudinal research - collecting data repeatedly on the same individuals
cross-sectional research - groups of people of one age are compared with people of another age but are
similar in other characterisitcs
cross-sequential - study several groups of people at different ages (a cross-sectional approach) and
follow them over the years (a longitudinal approach)
reflexes - an unlearned, involuntary action or movement in response to a stimulus
occurs without conscious thought
types of reflexes - babinski
moro
rooting
stepping
palmar
, babinski - fans or spreads toes in response to a stroking foot usually disappears at end of first year
moro (startle) - back arches, legs and arms fling out and then brought back to chest in hugging motion
when position suddenly changed, loud noise or bump
lost 6-7 months
rooting - baby turns head and mouth toward stimulus that strokes the cheek, chin or corner of mouth,
facilitates finding mothers nipple for sucking
stepping - mimics walking when held under arms
usually disappears by 3 or 4 months
palmar (grasping) - using 4 fingers, babies grasp fingers/objects, pressed against the palms of their
hands.
most babies support weight
lost by 3-4 months, voluntary grasping 5-6 months
head sparing - biological mechanism that protects the brain when malnutrition disrupts body growth
brain is last effected
transient exuberance - great but temporary increase in the number of dendrites that develop in an
infants brain during the first two years of life
experience expectant brain functions - brain functions require certain basic common experiences in
order to develop normally
experience dependent brain functions - brain functions depend on particular, variable experiences and
therefore may or may not develop in a particular infant
visual preferences in infancy - newborns are legally blind
only focus on things between 4-30 inches
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