P a g e | 1 SLHS 4801 EXAM 2 2024 -2025 UPDATED QUESTIONS AND COMPLETE SOLUTIONS VERIFIED 100 % GRADED + Endogenous within the genes :ow much of hearing losses are genetic? 50% Nonsyndromic no other associated abnormalities Syndromic hearing loss many may accompany other structures and systems such as craniofacial structures, kidneys, skin, eyes, etc. Autosomal Dominant (ASD) =nhearitance Deaf parent Dd& :earing parent dd Deaf parent passes the D to two kids and the d to the other two kids The hearing parent passes a d to each kid The two kids with Dd are deaf and the two kids with dd are hearing Autosomal Recessive (ASR) =nheritance Carrier father Rr and carrier mother RrP a g e | 2 The hearing kid receives RR 2 :earing carrier receives Rr One deaf kid receives rr X-linked inheritance :earing father XY :earing carrier mother Xx :earing boy XY :earing girl XX Deaf boy xY :earing carrier girl Xx Affected males. female carriers Mitochondrial =nheritance Only inherited from the mother's egg Only females can transmit the the trait to offspring They pass it to all of their offspring Prenatal prior to birth in utero Perinatal shortly before or after