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2930 Physiology

On a return visit after receiving a diagnosis of functional dyspepsia, a 35- year-old woman reports sensations of early satiety and discomfort in the epigastric region after a meal. These symptoms are most likely a result of:

AMalfunction of adaptive relaxation in the gastric reservoir
BElevated frequency of contractions in the antral pump
CAn incompetent lower esophageal sphincter
DPremature onset of the interdigestive phase of gastric motility
Physiology
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2931 Physiology

TRUE Concerning airflow in the lung is:

AFlow is more likely to be turbulent in small airways than in the trachea
BThe lower the viscosity, the less likely is turbulence to occur
CIn pure laminar flow, halving the radius of the airway increases its resistance eight fold
DAirway resistance increases during scuba diving
Physiology
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