Which of the following best describes a similarity between clinical an...
Understanding Thermometers: Clinical vs. Laboratory
Both clinical and laboratory thermometers serve the essential function of measuring temperature, but they differ significantly in their design and materials. Among the options provided, the best similarity is that both types of thermometers are graduated on the Fahrenheit scale.
Graduation on the Fahrenheit Scale
- Common Measurement Scale: Both clinical and laboratory thermometers can be designed with graduations on the Fahrenheit scale, allowing users to measure temperature in a familiar unit, especially in regions where Fahrenheit is predominant.
- Versatility: The ability to read temperature in Fahrenheit allows for easy interpretation in clinical settings, such as hospitals, where patient temperatures are frequently monitored.
Other Options Explained
- Filled with Water:
- Clinical thermometers typically use mercury or alcohol, while laboratory thermometers may use various fluids depending on the required temperature range. Thus, this statement is incorrect.
- Made of Plastic:
- Most clinical thermometers are made from glass or plastic, but laboratory thermometers are generally glass or specialized materials for high precision. Therefore, this statement does not hold true for both.
- Filled with Mercury:
- While traditional clinical thermometers often contain mercury, many modern clinical models use alcohol. Laboratory thermometers can also vary in their filling, often using other substances depending on their specific application.
Conclusion
In conclusion, the key similarity between clinical and laboratory thermometers lies in their potential use of the Fahrenheit scale for temperature graduation, making it easier for users to read and interpret temperature measurements.
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