HOSA Dental Terminology Practice

What is Centric Occlusion?

1. Angle of the jaw in maximum opening

2. Relationship of the occlusal surfaces when the teeth are closed

3. Alignment of teeth in a perfect bite

4. Position of the mandible in complete relaxation

The correct answer is: Relationship of the occlusal surfaces when the teeth are closed

Centric occlusion refers to the occlusal relationship where the upper and lower teeth are in maximum contact when the jaws are closed together. This term describes how the occlusal surfaces of the teeth align and meet during natural biting and chewing, which is critical for proper function and health of the dental and jaw structures. Understanding this relationship is important in dentistry for diagnosing dental issues and planning treatments, as it provides insights into how the bite functions during everyday activities. The other options do not accurately encompass the full definition of centric occlusion. For instance, the angle of the jaw in maximum opening refers to a different concept related to jaw movements, rather than the specific alignment of teeth during occlusion. The alignment of teeth in a perfect bite suggests an ideal scenario that may not account for variations in individual anatomy and function. Lastly, the position of the mandible in complete relaxation describes a state of the jaw that doesn't directly relate to the active contact of teeth during occlusion. Thus, the focus on the relationship of the occlusal surfaces in centric occlusion makes the second option the most accurate.