Which of the following can cause patients to have problems performing adequate home care on the permanent mandibular premolars?

Question

Quizplus · Accepted Answer

Patients may have problems performing adequate home care because of the lingual inclination of the crown on permanent mandibular premolars.This can present difficulties during instrumentation due to narrow lingual surfaces combined with the lingual inclination of the crown.

Which of the Following Can Cause Patients to Have Problems