The Image on the Retina Resulting from a Photograph of the Eiffel

question 62

Multiple Choice

The image on the retina resulting from a photograph of the Eiffel Tower is the same as seeing the Eiffel Tower in person. We are able to see depth in photographs because:

• A) we have special visual depth receptors for two-dimensional stimuli
• B) the brain has special mechanisms to perceive depth in two-dimensional stimuli
• C) the brain uses the same mechanisms to perceive depth in two- and three-dimensional stimuli
• D) the brain reinterprets three-dimensional object as two-dimensional stimuli

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Definitions:

Sarcomeres

The basic structural and functional unit of a muscle fiber, responsible for muscle contraction.

T-tubules

Extensions of the cell membrane that penetrate into the centre of skeletal and cardiac muscle cells, facilitating the transmission of electrical impulses.

Microtubules

Cylindrical structures found in nearly all eukaryotic cells, involved in cell shape, division, and movement as well as intracellular transport.

Acetylcholine

A neurotransmitter in the central and peripheral nervous systems that plays a key role in muscle contraction and many other bodily functions.