Regarding the Motility of the Small Intestine

question 96

Multiple Choice

Regarding the motility of the small intestine,

• A)It varies depending upon whether a meal is being digested and absorbed
• B)During a meal, intestinal motility functions primarily to mix chyme and bring it into contact with intestinal mucosa
• C)Segmentation is the primary means of propelling unabsorbed matter toward the large intestine
• D)Both it varies depending upon whether a meal is being digested and absorbed and during a meal, intestinal motility functions primarily to mix chyme and bring it into contact with intestinal mucosa are correct
• E)All of the choices are correct

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Definitions:

Superior Colliculi

Paired structures located on the dorsal aspect of the midbrain, involved in processing visual (and other sensory) information and coordinating eye movements.

Reflexively Duck

An automatic, quick response to move or lower the head to avoid a hazard or threat.

Reticular Formation

A complex network of nerve pathways within the brainstem involved in consciousness and the regulation of sleep-wake cycles.

Thalamus

A brain region that acts as a relay station, processing and transmitting information from the sensory organs to the appropriate areas of the brain.