A Combination of Sand, Salt, and Water Is an Example

question 71

Multiple Choice

A combination of sand, salt, and water is an example of a _.

• A) pure substance
• B) solid
• C) homogeneous mixture
• D) heterogeneous mixture
• E) compound

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Definitions:

Visual Cortex

The region within the occipital lobe of the brain responsible for processing information related to sight.

Sensitivity

A quality or condition of being sensitive; the ability to perceive, respond to, and measure changes in external or internal conditions.

Centre-surround

A term most often used in neuroscience that describes how certain neurons in the visual system are organized to respond differentially to light in the center of their receptive field compared to the surround area.

Receptive Field

A receptive field is the specific region of sensory space (e.g., visual or auditory) in which a stimulus will modify the firing of a particular neuron.