Fluids and Electrolytes

Which of the following is a normal serum magnesium?

• 1.7-2.3 mg/dL
• 8.5-10.5 mg/dL
• 3.5-5.5 mEq/L
• 1.1-1.35 mmol/L

Which of the following is a normal serum sodium?

• 8.5-10.5 mg/dL
• 3.5-5.5 mEq/L
• 2.5-4.5 mg/dL
• 135-145 mEq/L

Which of the following is a normal serum calcium?

• 8.5-10.5 mg/dL
• 3.5-5.5 mEq/L
• 2.5-4.5 mg/dL
• 135-145 mEq/L

Which of the following is a normal serum phosphorus?

• 8.5-10.5 mg/dL
• 3.5-5.5 mEq/L
• 2.5-4.5 mg/dL
• 135-145 mEq/L

Which of the following is a normal serum potassium?

• 8.5-10.5 mg/dL
• 3.5-5.5 mEq/L
• 2.5-4.5 mg/dL
• 135-145 mEq/L

Which of the following is the most appropriate IV maintenance fluid?

• Dextrose 5% in water+0.45% NaCl+20mEqK
• Dextrose 5% in water + 0.9%NaCl
• 0.9% NaCl
• Lactated ringers solution

How much sodium is in 1 Liter of 0.9% sodium chloride (a.k.a.Normal saline)

• 77 mEq/L
• 130 mEq/L
• 154 mEq/L
• 513 mEq/L

How much sodium is in 1 Liter of 3% sodium chloride (a.k.a.Normal saline)

• 77 mEq/L
• 130 mEq/L
• 154 mEq/L
• 513 mEq/L

How much sodium is in 50mL of 8.4% sodium bicarbonate?

• 50 mEq/L
• 150 mEq/L
• 8.4 mEq/L
• 513 mEq/L

How many mEq of sodium are in one 1 gram sodium chloride tablet?

• 1 mEq/L
• 17.1 mEq/L
• 154 mEq/L
• 9 mEq/L