Which of the Following Is the Earliest Cellular Change in the Injured

question 11

Multiple Choice

Which of the following is the earliest cellular change in the injured zebrafish heart?

• A) Electrical coupling
• B) Vascularization of cardiac muscle
• C) Epicardial activation
• D) Endocardial activation

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Definitions:

Fovea

A small depression in the retina where visual acuity is highest, due to the high density of cones (photoreceptor cells responsible for color vision).

Opponent-process Theory

A psychological and neurological model that explains a wide range of behaviors, including color vision and emotions, by proposing that elements are usually paired and oppose each other.

Negative Afterimages

Visual illusions that occur after looking at a brightly lit stimulus, resulting in seeing a reversed color (negative) image when the eyes focus on a neutral background.

Trichromatic Theory

A theory of color vision proposing that the human eye has three types of receptors with differing sensitivities to different light wavelengths, corresponding to red, green, and blue colors.