From: Knowledge of genetics of hearing and genetic counseling among practicing audiologists
Non-syndromic hearing loss | Correct response N (%) | Incorrect response N (%) |
---|---|---|
(1) Genetic diseases can be categorised into? | Â | Â |
 Less than 5 years | 65 (87.84%) | 9 (12.16%) |
 5 or more than 5 years | 55 (93.22%) | 4 (6.78%) |
(2) For a patient with hereditary hearing loss, how many generations in a pedigree chart are required for finding the pattern of inheritance? | Â | Â |
 Less than 5 years | 50 (67.57%) | 24 (32.43%) |
 5 or more than 5 years | 37 (62.71%) | 22 (37.29%) |
(3) How many copies of a gene are mutated to express the phenotype of a condition in an autosomal dominant disorder? | Â | Â |
 Less than 5 years | 41 (55.41%) | 33 (44.59%) |
 5 or more than 5 years | 26 (44.07%) | 33 (55.93%) |
(4) The below pedigree chart shows which patterns/mode of inheritance? (Autosomal recessive) | Â | Â |
 Less than 5 years | 45 (60.81%) | 29 (39.19%) |
 5 or more than 5 years | 31 (52.54) | 28 (47.46%) |
(5) Mitochondrial associated mutation is? |  |  |
 Less than 5 years | 27 (36.49%) | 47 (63.51%) |
 5 or more than 5 years | 24 (40.68%) | 35 (59.32%) |
(6) The below pedigree chart shows which pattern/mode of inheritance? (X-linked dominance) | Â | Â |
 Less than 5 year | 31 (41.89%) | 43 (58.11%) |
 5 or more than 5 years | 24 (40.68%) | 35 (59.32%) |
(7) Usher’s syndrome is a type of? |  |  |
 Less than 5 years | 46 (62.16%) | 28 (37.84%) |
 5 or more than 5 years | 33 (55.93%) | 26 (44.07%) |