Which of the Following Is True About Photoreceptors

question 75

Multiple Choice

Which of the following is true about photoreceptors?

• A) Three types of color-sensitive photoreceptors exist: red, green, and yellow.
• B) If all cones are stimulated equally, all colors are absorbed by the cones and the color perceived is black.
• C) Rods absorb light throughout the visual spectrum but confer only gray tone vision.
• D) In dim light, images are focused directly on the rods in the fovea centralis.

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Definitions:

Functional Differentiation

A concept in sociology and systems theory that describes the process by which social systems evolve by differentiating specific subsystems to handle specific functions or tasks.

Inside Elements

Fundamental or essential components that exist or operate within a particular system or context.

Structural Functionalism

A sociological perspective that views society as a complex system whose parts work together to maintain stability and social order.

Structures of Society

The complex framework of social institutions, organizations, norms, and values that shape social interactions and the functioning of a society.