HOSA Dental Terminology

How many questions in the Dental Terminology test?

50 questions + 20 tiebreakers.

How long is the exam?

60 minutes.

Are tiebreakers spelled-answer or multiple choice?

Spelled—correct spelling required.

30% — Comprehensive Dental Care & Specialties

Includes:

• General Dentistry

• Oral & Maxillofacial Surgery

• Endodontics

• Orthodontics

• Periodontics

• Pediatric Dentistry

• Cosmetic Dentistry

• Prosthodontics

• Implant Dentistry

• Lab equipment

10% Sections:

• Dental Instruments

• Pharmacology & Pain Management

• Emergency Care

• Tooth Restorations

• Head & Neck Anatomy

• Radiography

• Dental Lab Materials & Procedures

What ridge forms where two triangular ridges meet?

Transverse ridge.

What is a tubercle?

Small enamel elevation on crown.

What is a cowhorn?

Extraction forceps.

Cingulum

Lingual enamel prominence on anterior teeth.

Root apex

Tip of root.

Marginal ridge

Rounded raised border on occlusal surface.

Class II restoration

Interproximal on posterior teeth.

Class V restoration

Cervical third on facial/lingual.

Bitewing radiograph shows?

Interproximal caries, bone levels.

Periapical radiograph shows?

Entire tooth + root apex.

Local anesthetic carpules contain?

Anesthetic agent, vasoconstrictor, preservative, buffer.

Explorer is used for?

Detecting caries, calculus, abnormalities.

Excavator purpose?

Remove soft dentin.

Competitors Must Provide:

• Photo ID

• Two #2 lead pencils (not mechanical) with eraser

Official References

a. Kindle, Calista and Dofka. Charline M. Dental Terminology. Cengage Learning. Latest edition.

b. Nelson, Stanley J. Wheeler’s Dental Anatomy, Physiology and Occlusion, Elsevier. Latest edition

In the event of a tie

successive sets of five (5) tiebreaker questions will be judged until a winner is determined. Correct spelling is required for an item to be considered correct in the tiebreaker.