Which of the Following Is Responsible for the Falling Phase

question 67

Multiple Choice

Which of the following is responsible for the falling phase of an action potential?

• A) opening of Na⁺ gates
• B) Na⁺-K⁺ pump restoring the ions to their original locations
• C) greatly increased permeability to Na⁺
• D) ATP-ase destroying the energy supply that was maintaining the action potential at its peak
• E) none of these

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Definitions:

Texture Gradient

A visual cue used to convey depth in an image, suggesting that an object's texture becomes denser and finer as distance increases.

Brightness

Brightness refers to the perception of the intensity of the light emitted or reflected by an object, influencing how light or dark the object appears.

Linear Perspective

A system of creating an illusion of depth on a flat surface, wherein parallel lines converge at a single point known as the vanishing point.

Motion Parallax

A technique of depth perception where objects closer to the viewer move faster across the visual field than objects further away.