RDH Dental Hygiene Clinical Procedures

Question 1

What is the primary objective of dental prophylaxis?

Accepted Answer

Remove plaque and calculus

Answer

Whiten the teeth

Answer

Detect caries

Answer

Polish the enamel surface

Question 2

Which instrument is best suited for removing supragingival calculus?

Accepted Answer

Sickle scaler

Answer

Curette

Answer

Explorer

Answer

Ultrasonic tip

Question 3

What is the correct angulation for scaling with a curette?

Accepted Answer

45–90 degrees

Answer

0–20 degrees

Answer

90–120 degrees

Answer

120–150 degrees

Question 4

Which procedure is commonly used to assess periodontal pocket depth?

Accepted Answer

Periodontal probe

Answer

Dental explorer

Answer

Sickle scaler

Answer

Ultrasonic scaler

Question 5

What is the benefit of using an ultrasonic scaler in clinical practice?

Accepted Answer

Reduces hand fatigue and biofilm

Answer

Removes only supragingival calculus

Answer

Polishes teeth surfaces

Answer

Measures gum recession

Question 6

Which area of the mouth is the Gracey 11/12 curette specifically designed to access?

Accepted Answer

Mesial surfaces of posterior teeth

Answer

Distal surfaces of posterior teeth

Answer

Anterior teeth surfaces

Answer

Occlusal surfaces of molars