The Lens Focuses Light on the Photoreceptor Cells by ______________;

question 39

Multiple Choice

The lens focuses light on the photoreceptor cells by ______________; this movement is accomplished by the _____________.

• A) moving up and down, suspensatory ligaments
• B) changing shape from spherical to flat, suspensatory ligaments & ciliary body
• C) opening and closing, iris diaphragm
• D) moving up and down, papillary constrictor muscles
• E) moving towards the cornea, macula and fovea

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Definitions:

Working Memory

A mental system designed to hold information momentarily, allowing for its processing and manipulation.

Central Executive

A component of working memory model that is responsible for the control and regulation of cognitive processes.

Hypothetical

Pertains to something that is supposed or assumed to be true or possible for the sake of argument or investigation.

Retrieval

The process of getting information out of memory storage and back into conscious awareness.