Piaget Proposed That Infants Begin to Realize That Objects Exist

question 23

Multiple Choice

Piaget proposed that infants begin to realize that objects exist even when they are out of sight at approximately what age?

• A) 2 to 4 weeks
• B) 2 to 4 months
• C) 6 to 9 months
• D) 24 to 27 months

---

Definitions:

Amino Acid

A building block of proteins, consisting of an amino group, a carboxyl group, and a specific side chain.

Efferent Arteriole

A blood vessel that carries blood away from the glomerulus of the kidney to the peritubular capillaries, playing a crucial role in regulating blood pressure within the glomerulus.

Afferent Arteriole

A small artery that leads into a capillary, especially the one leading into the glomeruli of the kidney, where it brings blood for filtration.

Vasa Recta

The capillary networks that surround the tubules in the kidney, playing a crucial role in the concentration of urine.