In a clinical thermometer the mercury in the capillary tube does not contract once removed from the patient because_______________?

A. Mercury takes a long time to contract
B. The amount of mercury use is very small
C. The capillary tube has a small constriction near the bulb
D. The capillary tube is very narrow

Correct Answer: The capillary tube has a small constriction near the bulb ✔

Last Updated: January 20, 2021