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NUR 170 Exam 1 Questions and
Answers 100% Solved
Normal I+O - ✔✔Intake 2-3L/day; Loss of 400-600 mL minimum in urine,
500mL-1L of insensible water loss
What % of body is water? - ✔✔60%, Women and elderly are 50%
Fluid Compartments - ✔✔Intracellular and extracellular (interstitial and
intravascular)
Dehydration S+S - ✔✔headache, confusion, tachycardia, hypotension,
poor skin turgor, decreased UOP, dry mucus membranes, constipation,
thirst
Labs: increased hemoconcentration, BUN, Na, and USG
Dehydration Nursing Interventions - ✔✔give fluids, get labs, monitor I+Os
1L of water = _____ lb. - ✔✔2.2 lbs/1 kg
Weight change of 1 lb = fluid volume change of about ___ mL. - ✔✔500
Dehydration Causes - ✔✔Outdoor work, exercise, N/V, alcohol, diarrhea,
ileostomy, laxatives, burns, fever, diuretics, NG suctioning, NPO order
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Fluid Volume Overload S+S - ✔✔bounding increased pulse, HTN,
dyspnea, lung crackles, edema, weight gain
Labs: decreased hematocrit, serum Na, and USG
Fluid Volume Overload Causes - ✔✔endstage renal disease, CHF, water
intoxication, SIADH, corticosteroid therapy, rapid fluid replacement
Fluid Volume Overload Tx - ✔✔diuretics, fluid and salt restriction, I+O
monitoring
Hyponatremia S+S and Worst Case - ✔✔S+S: irritable, confused, tired,
abdominal cramps, muscle weakness, salt craving
Worst Case: SZ, psychosis, ataxia
Hyponatremia: Tx & Interventions - ✔✔Tx: Fluid restriction, Na
supplements, 3% normal saline
Interventions: monitor neurological status, SZ/fall precautions
Hypernatremia S+S and Worst Case - ✔✔S+S: restless, agitated, anorexia,
N/V, lethargic, weak, confused, thirsty
Worst Case: SZ, coma, decreased LOC