Case study:You have just admitted Mary Roberts, a 70-year-old woman, to the hospital for GI bleeding. Her blood pressure is 130/80, pulse 80/min and irregular, respirations 18/min, and temperature 99.2. Mrs. Roberts denies pain at this time, although she appears anxious and very pale. Her medical history includes lung cancer that was diagnosed two weeks ago, peptic ulcer disease with reflux esophagitis, and "fluid retention." Admission lab work shows a plasma Na+ of 152 mEq/L and K+ of 2.8 mEq/L.The K+ level of 2.8 mEq/L indicates hypokalemia. Low plasma K+ levels will cause ________.
A. muscle weakness
B. paralysis
C. thirst
D. tremors, tetany, and convulsions
E. increased body temperature
Answer: A
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Fill in the blank(s) with the appropriate word(s).
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