When polishing the lingual surfaces of the maxillary right quadrant, the patient's head should be positioned ______ the right-handed operator.

Positioning the patient's head "up and toward" the right-handed operator while polishing the lingual surfaces of the maxillary right quadrant is important for several reasons. This positioning allows for optimal visibility and access to the treatment area. By tilting the patient's head slightly upwards, the operator can maintain a better line of sight and work with more comfort and efficiency.

Additionally, angling the patient's head toward the operator positions the lingual surfaces of the teeth in a more accessible orientation. This alignment can facilitate smoother movements and enhance the effectiveness of the polishing procedure, allowing for thorough cleaning and care without straining the operator's wrist or hand. Proper positioning supports both patient comfort and successful dental hygiene practices, making it crucial for achieving the desired results in coronal polishing.