What is a buffer system and what mixture maintains the body's main buffer system?
Buffer systems are protective systems regulating amounts of hydrogen ions in body fluids. A mixture of carbonic acid and sodium bicarbonate forms the body's main buffer system.
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What kind of diet may result in a low incidence of COPD, as shown by prospective research studies?
a. a diet rich in red meat and potatoes b. a strict vegan diet c. a diet rich in fruits, vegetables and fish d. a very low-carb diet e. a diet rich in saturated fat and insoluble fiber
Physiologically, alcohol is a stimulant
Indicate whether the statement is true or false
What are three modes of effective care in the transcultural nursing theory?
A nurse is conducting a nutrition class for a group of teenagers. Which of the following food choices would a nurse encourage this group to consume to increase their dietary fiber content?
a. Baked French fries with ketchup b. Sandwiches on whole wheat bread c. Chicken legs with gravy d. Grape-flavored juice