When Concrete Operational and Formal Operational Thinkers Are Asked to Combine

question 12

Multiple Choice

When concrete operational and formal operational thinkers are asked to combine a number of clear liquids to produce a blue liquid

• A) neither the concrete operational child, nor the formal operational adolescent, test the combinations of liquids in a systematic manner.
• B) only the concrete operational child tests the combinations of liquids in a systematic manner.
• C) only the formal operational child tests the combinations of liquids in a systematic manner.
• D) both the concrete operational child and the formal operational adolescent test the combinations of liquids in a systematic manner.

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Definitions:

Anti-B Antibodies

Immunoglobulins present in the plasma of individuals with blood type A, which act against B antigens on red blood cells.

RhoGam Injections

A treatment given to Rh-negative mothers to prevent the development of Rh antibodies during pregnancy with an Rh-positive baby, thereby avoiding hemolytic disease of the newborn.

Sensitization

The process by which exposure to a substance leads to an increased response to that substance or the development of an allergic reaction.

Fetal Rh Antigens

Antigens present on the red blood cells of a fetus that can cause an immune response if they differ from the mother's Rh status.