What does 'mg' stand for in measurement?

The abbreviation 'mg' stands for milligram, which is a unit of mass in the metric system. A milligram is one thousandth of a gram, making it a very small measurement commonly used in medicine and nutrition to indicate the amount of a substance, such as medication or nutrients. The use of milligrams is essential for accuracy in dosing and ensuring that patients receive the correct amount of medication, as even minor variations in dosage can have significant effects. Other options, such as ounce, quart, and tablespoon, represent different units of measurement not related to milligrams, but instead pertain to volume or larger mass measurements. Understanding the metric system and the specific units involved, such as milligrams, is crucial for medical professionals.