In an emergency, an adult with low blood sugar (hypoglycemia) can be treated with an injectable solution of 50% dextrose (w/v) in water. A preloaded syringe contains 50 mL of the dextrose solution.
1. What does (w/v) mean?
2. How many grams of dextrose are in the syringe?
3. What is the concentration of the dextrose solution, expressed in mg/mL?
4. If 40 mL of the dextrose solution are administered to the patient, how many grams of dextrose did they receive?