Examlex
The countercurrent mechanism of the kidney allows for the formation of hypertonic urine.
Formal-Operational Thought
A stage in Piaget's theory of cognitive development where individuals develop the ability to think about abstract concepts, hypothetical situations, and use logic.
Piaget's Ideas
The theories of cognitive development proposed by Jean Piaget, emphasizing how children progress through distinct stages of development.
Transitivity
Principle that says if a relation holds between a first object and a second object, and holds between the second object and a third object, then it holds between the first object and the third object. Piaget argued that an understanding of transitivity is characteristic of concrete operational thought.
Logical
Pertaining to the use of reason and systematic thinking to analyze and form judgments.
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