Optic Ataxia, as Illustrated in the Opening Vignette with Patient

question 23

Multiple Choice

Optic ataxia, as illustrated in the opening vignette with patient J. R., is a deficit in the ability:

• A) to produce appropriate motor movements in response to visual information.
• B) to differentiate colors based on visual information.
• C) of photopigment molecules to regenerate after isomerization to the all-trans shape.
• D) of the lens shape to accommodate in order to focus on objects at different distances.

---

Definitions:

Utility Maximizing

A principle in economics where individuals or firms aim to achieve the highest level of satisfaction or profit from their consumption or production decisions, subject to their resources and constraints.

Marginal Utility

The additional satisfaction or utility gained by consuming an additional unit of a good or service.

Indifference Curve

A graphical representation in microeconomic theory of all combinations of goods that provide a consumer with the same level of satisfaction, indicating their preferences.

Indifference Curve

A graphical representation showing different combinations of two goods that give a consumer equal satisfaction and utility.