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Ultra_Expert_PTAC_Masking_with_Audiograms
Typology: Exams
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Case 1: Right Ear Steeply Sloping Loss Question 1: Patient presents with a steeply sloping right ear loss and normal left ear. Should masking be applied for air conduction thresholds in the right ear at 2000–8000 Hz using supra- aural headphones? A. No, thresholds are within interaural attenuation limits B. Yes, due to risk of crossover from sloping asymmetry C. Only if speech testing is conducted D. Not unless bone conduction also shows a slope ✅ Correct Answer: B
Case 2: Shadow Curve Suspected Question 2: Patient shows a flat 85 dB HL threshold in the right ear matching the left ear's BC. What does this suggest? A. Dead region in the right cochlea B. Central suppression C. Shadow curve from left ear D. Incorrect transducer selection ✅ Correct Answer: C