MED SURG NUR 440 Final Comp Exam Questions with Answers

You have a patient who was admitted from the ER, which labs should you notify the doctor about a. Sodium 142 b. BUN 23 c. Creatinine 1.5 d. Potassium 4.0 Answer: B, C, D Normal range of sodium is 135 to 145 BUN WNL Value? Generally - 7 to 20 mg / dl is within normal limits Creatinine WHN Value? Males 0.6 mg/dl to 1.2 mg/ld Females 0.5 mg/dl to 1.1 mg/dl Magnesium WNL blood serum concentration? 5 to 6 meq/L Symptoms and Signs of HYPERMAGNESEMIA? SATA A - hypotension B - Bradycardia C - Respiratory Depression D - Cardiac arrest E - Seizures A, B, C, D Seizures are not commonly associated with hypermagnesemia. Mrs. Floyd, and 85 year old woman, is brought into the E.R. complaining of severe muscle cramping, numbness, and tingling. She states that she had been sick a few days ago with severe diarrhea and vomiting. Which of the following electrolyte deficiencies is Mrs. Floyd experiencing? A.Hypercalcemia B.Hypomagnesia C. Hypermagnesia D. Hypocalcemia Answer: D. Hypocalcemia can be caused by loss of body fluids and is characterized by muscle cramping, numbness and tingling A patient is showing a positive Chvostek sign. What is this a sign of? A. hyerpkalemia B. hypocalcemia C. hypercalcemia D. hypokalemia Hypocalcemia What test do you use to test for hypocalcemia? Chvostek sign -tap the side of neck gently and observe for facial twitching. Tests for hypocalcemia and tetany