When we add sugar to tea or coffee we might not really reflect on how much sugar we scoop up. What is one teaspoon for you may actually be two ârealâ teaspoons, which would mean you are actually consuming more calories than you thought. A normal teaspoon of sugar vs a heaped teaspoon of sugar.
they are inversely proportional (increasing area decreases velocity) therefore in large vessels like the vena cava, blood has a low velocity blood also has a low velocity in the capillary beds, because of the increased cross-sectional area produced by many capillaries.
If the concentration of sodium is too high in the bloodstream, water will leak from cells into the blood stream to try to dilute and lower the sodium concentration. Conversely, if sodium levels in the bloodstream are too low, water will leave the blood and enter cells, causing them to swell. Hyponatremia is the term used to describe low sodium levels in the bloodstream (hypo=low + natr=sodium + emia=blood).