Gynaecology & Obstetrics General b63075f0 Age related changes in lower urinary tract of women include all except A Decreased Oestrogen results in atrophy of urethral mucosal seal. B Total bladder capacity decreases. C Reduced urinary flow rate due to decreased detrusor contractility. D Decrease in involuntary detrusor contractions. High-Yield Explanation Involuntary detrusor contractions increase with age.