HOSA DENTAL FINAL PAPER 2025/2026 QUESTIONS AND
ANSWERS GRADED A+
✔✔Recapping Device - ✔✔to hold needle sheath for one-hand recapping
✔✔Computer-Controlled Local Anesthetic Delivery System - ✔✔to improve ergonomics
and precision of anesthetic delivery
✔✔Nitrous Oxide and Analgesic Tanks - ✔✔to relax patients for dental procedures
✔✔Nitrous Oxide Nose Mask - ✔✔to evacuate excess nitrous oxide
✔✔Nitrous Oxide and Oxygen Flowmeter - ✔✔to monitor N2O and O2 that is given to
patient
✔✔Local Anesthetic Syringe Tray Setup - ✔✔Anesthetic Aspirating Syringe
Long Needle
Short Needle
Anesthetic Cartridge
Needle Stick Protector
Topical Anesthetic
✔✔High-Volume Evacuator Tip - ✔✔to evacuate large vol. of fluid and debris
✔✔Low-Volume Saliva Ejector Tip - ✔✔to evacuate smaller vol. of fluid
✔✔Dryfield Illuminator - ✔✔to retract tongue; to provide light; to gently hold open
mouth; to serve as barrier for airway
Attached to high-vol. evacuation port
✔✔Low-Volume Mandibular Evacuator - ✔✔to evacuate smaller vol. of fluid; to use on
mandibular arch; to retract tongue during evacuation
✔✔High-Volume Surgical Evacuation Tip - ✔✔to evacuate fluid from surgical site
✔✔Air/Water Syringe with Removable Tip - ✔✔to rinse/dry specific teeth or entire
mouth
✔✔Self Contained Water Unit and Waterline Treatment Tablets - ✔✔to assist in the
quality of water entering the dental unit that supplies water to the hand pieces
✔✔Dental Delivery System - ✔✔to deliver dental care to patients
, ✔✔Dental Assistant Delivery System - ✔✔to deliver dental care to patient as a chair
side assistant
Characteristics: 1. Saliva ejector to low vol. tubing
2. Air/Water syringe and tip
3. High-vol. evacuator tip
4. Light curing device with protective shield
5. Bracket table
✔✔High-Speed Handpiece - ✔✔to use with bur to cut tooth with decay/dental
anomalies
max. speed of 450,000 rotations per minute
✔✔Fiberoptic High-Speed Handpiece - ✔✔to illuminate tooth during prep. for
restoration
to use with bur to cut tooth with decay/dental
✔✔Slow-Speed Motor w/ straight Handpiece Attachment - ✔✔to use with slow-speed
attachments
to use with long-shank straight bur
✔✔Slow-Speed Motor w/Contra-Angle Handpiece Attachment - ✔✔to use with burs for
oral procedures; to remove decay/polish amalgam/refine cavity prep./adjust restorations
✔✔Prophy Slow-Speed Handpiece/Motor with Disposable Prophy Angle Attachment -
✔✔to polish teeth with attachment
✔✔Disposable Prophy Angle Attachment for Slow-Speed Handpiece Motor - ✔✔to
polish teeth for prophy/prophylaxis cup
✔✔Prophy Angle Slow-Speed Handpiece - ✔✔Flat-end brush
Tapered-end brush
Prophy cup
✔✔Electric Handpiece Unit and Handpiece Attachment - ✔✔to use with bur for oral
prep; to use with endodontic nickel-titanium rotary instrument; to use with bur for
trimming of crowns; to use with bur for adjusting restorations
✔✔Surgical Electrical Handpiece Unit and Handpiece Attachment - ✔✔to use with
depth drills for implants; to use with sterile water for cooling drilling system
✔✔Air Abrasion Unit and Handpiece Attachment - ✔✔to use for class I or class VI cavity
prep; to use for prep of occlusal surface for sealants
✔✔Air Polisher - ✔✔to polish teeth directing a high-pressure jet
ANSWERS GRADED A+
✔✔Recapping Device - ✔✔to hold needle sheath for one-hand recapping
✔✔Computer-Controlled Local Anesthetic Delivery System - ✔✔to improve ergonomics
and precision of anesthetic delivery
✔✔Nitrous Oxide and Analgesic Tanks - ✔✔to relax patients for dental procedures
✔✔Nitrous Oxide Nose Mask - ✔✔to evacuate excess nitrous oxide
✔✔Nitrous Oxide and Oxygen Flowmeter - ✔✔to monitor N2O and O2 that is given to
patient
✔✔Local Anesthetic Syringe Tray Setup - ✔✔Anesthetic Aspirating Syringe
Long Needle
Short Needle
Anesthetic Cartridge
Needle Stick Protector
Topical Anesthetic
✔✔High-Volume Evacuator Tip - ✔✔to evacuate large vol. of fluid and debris
✔✔Low-Volume Saliva Ejector Tip - ✔✔to evacuate smaller vol. of fluid
✔✔Dryfield Illuminator - ✔✔to retract tongue; to provide light; to gently hold open
mouth; to serve as barrier for airway
Attached to high-vol. evacuation port
✔✔Low-Volume Mandibular Evacuator - ✔✔to evacuate smaller vol. of fluid; to use on
mandibular arch; to retract tongue during evacuation
✔✔High-Volume Surgical Evacuation Tip - ✔✔to evacuate fluid from surgical site
✔✔Air/Water Syringe with Removable Tip - ✔✔to rinse/dry specific teeth or entire
mouth
✔✔Self Contained Water Unit and Waterline Treatment Tablets - ✔✔to assist in the
quality of water entering the dental unit that supplies water to the hand pieces
✔✔Dental Delivery System - ✔✔to deliver dental care to patients
, ✔✔Dental Assistant Delivery System - ✔✔to deliver dental care to patient as a chair
side assistant
Characteristics: 1. Saliva ejector to low vol. tubing
2. Air/Water syringe and tip
3. High-vol. evacuator tip
4. Light curing device with protective shield
5. Bracket table
✔✔High-Speed Handpiece - ✔✔to use with bur to cut tooth with decay/dental
anomalies
max. speed of 450,000 rotations per minute
✔✔Fiberoptic High-Speed Handpiece - ✔✔to illuminate tooth during prep. for
restoration
to use with bur to cut tooth with decay/dental
✔✔Slow-Speed Motor w/ straight Handpiece Attachment - ✔✔to use with slow-speed
attachments
to use with long-shank straight bur
✔✔Slow-Speed Motor w/Contra-Angle Handpiece Attachment - ✔✔to use with burs for
oral procedures; to remove decay/polish amalgam/refine cavity prep./adjust restorations
✔✔Prophy Slow-Speed Handpiece/Motor with Disposable Prophy Angle Attachment -
✔✔to polish teeth with attachment
✔✔Disposable Prophy Angle Attachment for Slow-Speed Handpiece Motor - ✔✔to
polish teeth for prophy/prophylaxis cup
✔✔Prophy Angle Slow-Speed Handpiece - ✔✔Flat-end brush
Tapered-end brush
Prophy cup
✔✔Electric Handpiece Unit and Handpiece Attachment - ✔✔to use with bur for oral
prep; to use with endodontic nickel-titanium rotary instrument; to use with bur for
trimming of crowns; to use with bur for adjusting restorations
✔✔Surgical Electrical Handpiece Unit and Handpiece Attachment - ✔✔to use with
depth drills for implants; to use with sterile water for cooling drilling system
✔✔Air Abrasion Unit and Handpiece Attachment - ✔✔to use for class I or class VI cavity
prep; to use for prep of occlusal surface for sealants
✔✔Air Polisher - ✔✔to polish teeth directing a high-pressure jet
