Which Eye Structure Constricts or Dilates to Control the Amount

question 33

Multiple Choice

Which eye structure constricts or dilates to control the amount of light that enters the eye?

• A)iris
• B)pupil
• C)retina
• D)lens

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Definitions:

Number Conservation

The understanding that the quantity of a set of items is unchanged even when its appearance is altered, a concept developed in childhood.

Discrete Items

Individually separate and distinct elements or entities, often used in the context of data points or inventory.

Cognitive Tasks

Activities or exercises designed to assess or improve mental processes such as memory, reasoning, and problem-solving.