Which of the following conversions is accurate for US fluid measurements?

The conversion of 2 pints equaling 1 quart is accurate and reflects the standard measurements used in the United States for fluid volume. A quart is equal to 2 pints, making this conversion straightforward.

To provide context, in the US measurement system, one quart is composed of 2 pints, which can be confirmed by understanding that 1 pint is equivalent to 16 ounces, thus making a quart (which is 32 ounces) equal to 2 pints. This is a fundamental measurement in cooking and other applications involving fluid quantities.

The other options do not accurately represent the conversions in US fluid measurements. For instance, 4 cups actually equals 1 quart, not 1 pint; 1 gallon is equivalent to 16 cups, not 12; and 8 ounces equals 1 cup, not 1 gallon. Understanding these standard conversions is essential for accurate measurement in nursing and various practical applications.