HOSA Dental Terminology Practice

Which instrument is necessary for taking jaw measurements for dentures?

1. Boley gauge

2. Narrow spatula

3. Ronguer

4. Amalgam well

The correct answer is: Boley gauge

The Boley gauge is an essential instrument for taking jaw measurements for dentures due to its precision in measuring distances. This tool consists of a calibrated ruler that allows dental professionals to obtain accurate measurements of the patient's jaw dimensions, which is critical in creating dentures that fit comfortably and function effectively. Proper measurement of the jaw is necessary to ensure that the dentures fit securely, align with the occlusion, and promote a natural bite. The other instruments listed have different primary uses in dental procedures. A narrow spatula is primarily used for mixing materials or applying them, not for taking measurements. A ronguer is a type of dental instrument used for cutting bone and is not relevant in the context of measuring jaws. An amalgam well is designed to hold dental materials, specifically amalgam, during restorative procedures, and does not pertain to the measurement process required for denture fabrication.