Renee Baillargeon Studied Object Permanence by Showing Infants Possible Events

question 150

Multiple Choice

Renee Baillargeon studied object permanence by showing infants possible events and impossible events. In the possible event, a screen rotated until it made contact with a box, at which point it began rotating backwards. In the impossible event, when the rotating screen reached the box, it continued to rotate, the box appeared to disappear, and the box reappeared after the screen rotated past it. She found that 4 ½-month-old infants looked

• A) longer at the impossible event than the possible event, suggesting they understood object permanence.
• B) longer at the possible event than the impossible event, suggesting they understood object permanence.
• C) at both events equally, suggesting they understood object permanence.
• D) at both events equally, suggesting they did not understand the concept of object permanence.

---

Definitions:

IgE

Immunoglobulin E, a class of antibodies produced by the immune system in response to allergens.

Naturally Acquired Active

refers to immunity developed through exposure to the natural occurrence of a pathogen, leading to the formation of memory cells and antibodies without vaccination.

Exposure

Contact with something (like chemicals, radiation) or the state of being exposed, particularly in a context where it may cause harm or disease.

Antigen

A substance that induces an immune response in the body, especially the production of antibodies.