As baby Sanjay's physical development improves, he is able to crawl around and explore his environment, advancing his cognitive development. His newfound crawling skills also contribute to changes in Sanjay's psychosocial development. For example, he may experience anger when he picks up a breakable object, only to have one of his parents take it away. In addition, Sanjay experiences happiness when his parents encourage his motor efforts and frustration when they remove him from an unsafe area, such as the stairs. This example shows that these three areas of development are ______.
A. following a downward course
B. stopping and starting
C. following a single course
D. overlapping and interacting
Answer: D
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Nagging, intrusive thoughts are called , and repetitive or ritual behaviors are called
a. diatheses; delusions b. compulsions; obsessions c. obsessions; compulsions d. diatheses; conversions e. conversions; diatheses
The correlation of IQs between identical twins reared together is 0.86 and drops to 0.72 when the identical twins are reared apart. Psychologists who emphasize genetics take this to mean that
a. genetics plays no role in determining intelligence. b. IQs tend to follow the mother. c. differences in adult intelligence are roughly 50 percent hereditary. d. the first few months of a baby's life are critical in the formation of intelligence.
A __________ reinforcer is any reward that satisfies a basic, biological need, such as hunger, thirst, or touch
a) primary b) negative c) positive d) secondary
You want your 2-year-old to ask for water with a word instead of a grunt. Should you give him water when he says "wa-wa" or wait until his pronunciation improves?
What will be an ideal response?