Examlex
Since the fall of 2012, public schools have had to meet new nutrition standards (which included offering more fruits and vegetables) for their lunches. In 2013, the USDA (United States Department of Agriculture) reviewed data from the 2005 School Nutrition and Dietary Assessment to investigate whether students in schools that were already following the new standards (school group A) ate more fruits and vegetables than students in schools that were not following the new standards (school group B) .
You will be presented with some of the overall findings of the review and will then be asked questions related to these conclusions.
-Finding #1: If schools offered greater amounts of fruits and vegetables, then more students ate them. However, many students in both schools did not did not eat any fruits and vegetables. This suggests that
Pressure Gradients
A differentiation in pressure that drives the movement of fluids or gases from areas of high pressure to areas of low pressure.
Osmotic Gradients
The difference in concentration of solutes across a semipermeable membrane, which drives the movement of water.
Breathing
The process of moving air in and out of the lungs to facilitate gas exchange with the internal environment, mainly by bringing in oxygen and flushing out carbon dioxide.
AV Node
AV Node (Atrioventricular Node) is a component of the heart's electrical system that delays the transmission of electrical impulses to the ventricles to ensure proper timing of heart contractions.
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