Dentifrice Can Be a Risk Factor for Tooth Structure Loss

question 6

Multiple Choice

Dentifrice can be a risk factor for tooth structure loss in a user when:

• A) It causes dentinal hypersensitivity
• B) Its level of abrasiveness is low
• C) Its pH level is high
• D) It is bactericidal

---

Definitions:

Allowance for Doubtful Accounts

A method used in accounting to estimate the portion of accounts receivable that may not be collected.

Contra Asset

An account that is used to reduce the value of a related asset, such as accumulated depreciation reducing the book value of fixed assets.

Normal Balance

The side (debit or credit) of an account that is expected to have a higher balance, indicating the side which increases the account.

Allowance Method

A financial method that estimates the value of debts unlikely to be collected by determining uncollectible accounts each period's end.