The Part of the Small Intestine with the Largest Resident

question 143

Multiple Choice

The part of the small intestine with the largest resident flora (microbiota) is the:

• A)duodenum
• B)jejunum
• C)ileum
• D)cecum

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Definitions:

Ocular Dominance Columns

Stripes of neurons in the visual cortex of the brain that process signals from one eye more than the other.

On-Center Cells

Neurons that respond with an increase in firing rates when light falls on the center of their receptive field and decrease when light falls on the surrounding areas of the field.

Off-Center Cells

Neurons, particularly in the retina, that respond to a decrease in light intensity in their center with increased activity, playing a critical role in visual contrast detection.

Blob Regions

Areas in the visual cortex characterized by their high metabolic activity and involvement in the processing of color and visual information.