According to Piaget, which statement is true regarding the stages of thinking?
a. Sensorimotor and preoperational thinking must be completed before the concrete operational stage, but not before formal operational thinking.
b. Sensorimotor and preoperational thinking must be completed before the formal operational stage, but not before concrete operational thinking.
c. Thinking alternates
between stages throughout development.
d. All stages must be accomplished in the correct order.
d
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Based on the evidence in the case, could Eric be characterized as open or conventional? Explain.
What will be an ideal response?
Danyelle has been under a lot of stress in the last week, as her academic advisor has told her that she will not graduate if she does not pass all of her classes this term. Her HPA system is very active, and has caused the release of a specific corticosteroid. Which of the following is that chemical that has been released into her bloodstream?
A. cortisol B. ghrelin C. catecholamines D. leptin
How long does information remain in short-term memory if it is not rehearsed?
a) less than one second b) three to four seconds c) 10 to 20 seconds d) one to two minutes
Who has the highest percentage of REM and slow-wave sleep?
a) teenagers b) young adults c) the elderly d) infants