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FCCN Level 1 Exam Questions & 100% Correct Answers
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FCCN Level 1 Exam Questions & 100% Correct Answers
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FCCN Level 1 Exam Questions & 100%Correct Answers
hypomagnesemia - ✔✔causes: high GI output, alcoholism, DKA, pancreatitis
s/s: tetany, weakness, widened QRS, prolonged PR
hypermagnesemia - ✔✔causes: renal failure, high intake
s/s: vasodilation, hypotension. above 15 - respiratory failure, asystole, coma
phos - ✔✔2.5-4.5
hypophosphatemia - ✔✔causes: increased excretion, hyperparathyroidism
s/s: confusion, poor tissue oxygenation, high calcium levels
hyperphosphatemia - ✔✔causes: high intake, kidney disease, sepsis
s/s: stroke, arteriosclerosis, poor circulation, itching
order of lyte replacement - ✔✔mag
potassium
phos
calcium
isotonic fluid - ✔✔has tonicity that is equal to the plasma in the body. causes no fluid shift into/out
of cells. Given for dehydration
, LR, NS
hypotonic fluid - ✔✔has lower tonicity than plasma in the body. causes fluids to shift into the
cell, and cells swell
D5W, 0.45 NS
hypertonic fluid - ✔✔has tonicity higher than body plasma. pulls fluid from cells and into blood,
cells shrink
D5.45 NS, D5.9NS, D5LR, 3%, 7% and 23.4% sodium chloride
crystalloids - ✔✔salts that dissolve readily into true solutions
colloids - ✔✔substances such as large protein molecules that do not readily dissolve into
true solutions. pulls fluids into the bloodstream
5% albumin - ✔✔osmotically equivalent to plasma
25% albumin - ✔✔draws 4X its volume into vascular compartment in 15 min of admin
fluid maintenance therapy - ✔✔replaces ongoing losses of water and electrolytes under
normal physiologic processes (urine, stool, sweat, respiration)
goal is to preserve fluid and lyte balance in people who cannot eat and drink
fluid replacement therapy - ✔✔corrects any existing fluid or lyte deficits. these can result from
high GI output, urinary or skin losses, bleeding, or third spacing. goal is to correct abnormalities
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