**Question:** Advantages of rubber dam are

**Core Concept:** Rubber dam is a dental accessory used to isolate a specific tooth or teeth during dental procedures. It helps to maintain asepsis, facilitate access to the tooth, and protect the operator and patient from aerosol transmission.

**Why the Correct Answer is Right:** Rubber dam has several advantages in dental practice, making it essential for achieving optimal oral hygiene and patient safety. The correct answer is:

D. Facilitates access to the tooth: A rubber dam isolates a specific tooth, making it easier to access and work on the tooth without interfering with other teeth or tissues.

**Why Each Wrong Option is Incorrect:**

A. False: Rubber dam does not significantly increase bonding strength or durability compared to other isolating techniques.

B. False: Rubber dam does not interfere with the operator's vision; it helps maintain asepsis and accessibility during the procedure.

C. False: Rubber dam does not always lead to better plaque removal; its primary function is to isolate the tooth and protect the operator and patient.

**Clinical Pearl / High-Yield Fact:** Rubber dam placement should be taught as a part of dental procedure training to ensure optimal oral hygiene and patient safety.

**Correct Answer:** D. Facilitates access to the tooth: A rubber dam isolates a specific tooth, making it easier to access and work on the tooth without interfering with other teeth or tissues.