Department-hosted Hearing Aid Dispenser Exam (DHADE) — Information & Free Practice
US-AZ · Examination information
72 free questions · Answer explanations · No signup required
Department-hosted Hearing Aid Dispenser Exam (DHADE)
Examination outline
Test #1: Ear Impression Procedures
- Preparing the workspace
- Infection control and sanitation
- Patient communication- providing instructions and expectations throughout
- Otoscopic inspection
- Identifying contraindications to taking an ear impression
- Selection and placement of an otoblock (otodam)
- Impression materials and mixing techniques
- Syringe loading and impression techniques
- Proper bracing techniques
- Removal and inspection of the completed impression
- Patient education and follow-up
- Packaging and handling of ear impressions
- Safety considerations throughout the procedure
Test #2: Pure Tone and Speech Audiometry
- Audiometer performance checks
- Speech circuit calibration
- Purpose and rationale for calibration
- Consequences of improper calibration
- Pure-tone air conduction testing
- Bone conduction testing
- Speech reception threshold (SRT)
- Speech discrimination (word recognition)
- Uncomfortable Loudness Levels (ULL) or Threshold of Discomfort (TD)
- Patient instructions for audiometric testing
- Troubleshooting unexpected patient responses
- Masking principles
- Test reliability and validity
- Infection control during testing
Test #3: Counseling and Device Orientation
- Hearing aid battery replacement or charging procedures
- Telecoil technology, signage, and operation
- Hearing aid controls and features
- Realistic expectations for new hearing aid users
- Cleaning and routine maintenance
- Daily care and storage
- Troubleshooting common hearing aid concerns
- Communication strategies for hearing aid users and family members
- Assistive listening devices and other hearing resources
- Community resources and support services
Test #4: Audiogram Review
- Fitting candidacy
- Degree of hearing loss
- Type of hearing loss
- Symmetry versus asymmetry
- Air-bone gaps
- Masking
- Speech test interpretation
- Configuration of hearing loss
- Stenger method
- Appropriate next steps or medical referrals
- Identifying clinically significant findings
Test #5: Hearing Aid Data Sheet Review
- Frequency response
- Gain
- Output
- Compression characteristics
- Battery information
- Hearing aid features
- Performance specifications
- Comparison of hearing aid models
Test #6: Fitting Dynamics and Customization
- Hearing aid fittings
- Coupling systems
- Earmolds and domes
- Venting
- Tubing
- Receiver selection
- Physical fit and retention
- Acoustic modifications
- Feedback management
- Customization techniques
- Arizona Revised Statutes (A.R.S.) Title 36, Chapter 17 and Arizona Administrative Code (A.A.C.) Title 9, Chapter 16, Article 3: the statutes and rules governing hearing aid dispensers regarding bill of sale and client file requirements.
Examination sources
- DHADE Candidate Preparation
Page 1, opening complete knowledge scope
- DHADE Candidate Preparation
Test #1, content and topics, publication segment 1
- DHADE Candidate Preparation
Test #2, content and topics, publication segment 1
- DHADE Candidate Preparation
Test #2, content and topics, publication segment 2
- DHADE Candidate Preparation
Test #3, content and topics, publication segment 1
- DHADE Candidate Preparation
Test #4, content and topics, publication segment 1
- DHADE Candidate Preparation
Test #5, content and topics, publication segment 1
- DHADE Candidate Preparation
Test #6, content and topics, publication segment 1
- DHADE Candidate Preparation
Test #6, scored-question format
- DHADE Candidate Preparation
Test #4, questions interpreting provided audiograms
- A.A.C. Title 9, Chapter 16, Article 3
R9-16-302(E), Department determines passing proficiency
- ADHS Speech & Hearing Professionals - HAD Exam
DHADE - eligibility after ILE
- DHADE Candidate Competency Attestation
Candidate heading, DHADE identity and candidate boundary
- A.A.C. Title 9, Chapter 16, Article 3
R9-16-302(C)(1), approval after written examination
Related license preparation
This examination may be required or accepted as an alternative, depending on the license and application pathway.