A ʺMotor Homunculusʺ Can Be Visualized as an Overlay on the Precentral

question 3

Multiple Choice

A ʺmotor homunculusʺ can be visualized as an overlay on the precentral gyrus. The reason why the facial region of this homunculus covers such a large surface area is because

• A) we have very expressive faces.
• B) we have very sensitive lips.
• C) our eyes are large for seeing.
• D) our ears are large for hearing.

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Definitions:

Judge Distance

The ability to estimate the spatial separation between two points or objects, which is crucial for movement, navigation, and interaction with the environment.

Interposition

A monocular cue to distance that relies on the fact that objects farther away are blocked from view by closer objects.

Mona Lisa

A renowned portrait painting by Leonardo da Vinci, widely recognized for its enigmatic expression, housed in the Louvre Museum in Paris.

Depth Cue

Visual information that helps perceive the distance or three-dimensionality of an object or scene.