*NURSING > NCLEX > NCLEX-RN Blood Ions QUESTIONS AND ANSWERS ALL CORRECT (All)

NCLEX-RN Blood Ions QUESTIONS AND ANSWERS ALL CORRECT

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Signs of Hypoxia Correct Answer: Restlessness and Tachycardia Potassium Correct Answer: is excreted by the kidneys. 3.5-5.0 Signs and Symptoms of Hypokalemia Correct Answer: Muscle cramping, weaknes... s, life threatening arrhythmias (U waves, PVC's, Ventricular tachycardia) Signs and Symptoms of Hyperkalemia Correct Answer: Muscle twitching, weakness, flaccid paralysis, arrhythmias (Peak and tall T Waves, conduction block, V fib, prolong PR interval, widen QRS complex, flat or absent P waves, bradycardia) Cause of Hyperkalemia Correct Answer: Kidney trouble, Spironolactone (Aldactone) - Makes you retain K+ Cause of Hypokalemia Correct Answer: Vomiting, NG suction (we have lots of K+ in stomach), diuretics, Not eating ) Tx of Hypokalemia Correct Answer: Give K+, Sprionolactone (Aldactone) makes them retain K+, Eat more K+ Tx of Hyperkalemia Correct Answer: Dialysis - Kidneys aren't working, Ca gluconate decreases arrhythmias, Glucose and insulin --> insulin carries glucose and K+ into the cell. Anytime you give IV insulin worry about hypoglycemia and hypokalemia, Na polystyrene sulfonate (Kayexalate) which exchanges Na for K+ in the GI tract. You want to push IV fluids to prevent dehydration. Important facts on K+ Correct Answer: Major problem with PO K+ is GI upset, Assess UP before and during IV K+ Always put IV K+ on a pump Mix well Never give IV K+ push K+ burns during infusion so monitor IV site Food high in K+ Correct Answer: spinach, fennel, kale, mustard greens, Brussels sprouts, broccoli, eggplant, cantaloupe, tomatoes, parsley, cucumber, bell pepper, apricots, ginger root, strawberries, avocado, banana, tuna, halibut, cauliflower, kiwi, oranges, lima beans, potatoes white and sweet, and cabbage Hypervolemia Correct Answer: to much fluid in the vascular space Causes of hypervolemia Correct Answer: Heart failure (heart is weak, CO down, kidney perfusion decrease, UO decreases Renal Failure (Kidneys aren't working) meds high Na (Alka-Seltzer, fleet enema, IVF with Na) [Show More]

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