FEBRUARY 2017 Sub. Code :2303
B.Sc. AUDIOLOGY AND SPEECH LANGUAGE PATHOLOGY
FIRST YEAR
PAPER III INTRODUCTION TO HEARING AND HEARING SCIENCES
Q.P. Code: 802303
Time: Three Hours Maximum 100 Marks
Answer All questions
I. Elaborate on: x 10 30)
1. How do you test the hearing loss and real life performance of the subject with
hearing loss using audiometer?
2. How middle ear acts as a n impedance matching system? Explain the function
of middle ear in detail.
3. Explain the various neurological causes of hearing loss with its clinical
characteristics.
II. Write notes on: x 5 40)
1. Compare MAP and MAF.
2. Development of field of Audiology in India.
3. What happens when you add tone of different frequencies with same intensity?
Explain with examples.
4. Various classification of audiograms.
5. Explain various subjects related factors affecting pure tone thresholds.
6. Explain plateau method in detail.
7. Explain procedure for audiometric weber test.
8. What are the psychophysical scales used to measure sound perception?
III. Short answers on: (10 x 3 30)
1. Masker and its types.
2. Differentiate ear canal occlusion and stenosis.
3. Compare various BC transducers.
4. Sound field testing.
5. Late onset hearing loss.
6. Action potentials.
7. Linear acceleration.
8. Schwabach test.
9. Biological Calibration.
10. Listening check of audiometers.