PSYC 305- Developmental Psychology
2 month old Yueh-Wen grasps a rattle and shakes it vigorously. She is probably using -
correct answer-the ulnar grasp
An X-ray of the bones of the body can determine_____________ and produces the best
estimate of physical maturity - correct answer-skeletal age
Babies in the poverty stricken regions of the world who ___________________ are 6-14
times more likely to survive the 1st year of life - correct answer-Are breastfed.
Before brain lateralization occurs, - correct answer-if a part of the cortex is dammaged, other
parts can take over tasks it would have handled.
By 2-3 months of age, but not at 1 month of age, infants - correct answer-explore the internal
features of a pattern
By the end of the 2nd year, a typical child's weight has ___________ since birth - correct
answer-quadrupled
Compared to schemes in substage 3 of the sensorimotor period, schemes in substage 4 -
correct answer-are coordinated deliberately to solve problems
Edgardo has an IQ of 130. This means that he - correct answer-performed better than 98%
of his same-age peers
Enrique is 2 months old, painfully thin, and in danger of dying. His mother is too
malnourished to produce enough breastmilk and bottle feeding is inadequate. What is likely
the cause of Enrique's illness? - correct answer-Marasmus
In Piaget's theory of cognitive development, infants - correct answer-"think" with their eyes,
ears, and hands
In the violation-of-expectation method___________ suggests that the infant is surprised at a
deviation from physical reality - correct answer-recovery to the unexpected event
Of the following, which is supported by research on brain development? - correct
answer-Neurons that are stimulated by input continue to establish new synapses.
Research demonstrates that make believe play is - correct answer-a major means through
which children extend their cognitive skills
Researchers believe that habituation and recovery are an especially effective early index of
intelligence because they - correct answer-assess skills that underline intelligent behavior at
all ages.
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