Tim-Tim Is Three Years Old And,according to Piaget,in the Preoperational

question 19

Multiple Choice

Tim-Tim is three years old and,according to Piaget,in the preoperational stage of cognitive development.Which actual research finding would have surprised Piaget?

• A) Tim-Tim can do conservation tasks if trained appropriately.
• B) Tim-Tim can use symbols.
• C) Tim-Tim can play pretend.
• D) Tim-Tim can find an object hidden under a cover.

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Definitions:

Antibody Blood Levels

The concentration of antibodies in the bloodstream, indicative of the body's immune response either to infections or to vaccines.

Antigen

A substance that when introduced into the body stimulates the production of an antibody, can be toxins, bacteria, foreign blood cells, and the cells of transplanted organs.

Primary Response

Immune response that occurs as a result of the first exposure to an antigen.

Plasma Cells

Specialized white blood cells that produce large volumes of antibodies, which are critical for the immune response to infection.