Which statement is true regarding the bacteria that frequently cause lower urinary tract infections (UTIs)? Select all that apply
1. Proteus mirabilis causes 70% to 95% of upper and lower urinary tract infections (UTIs).
2. Uropathogenic bacteria thrive by resisting the alkaline nature of urine.
3. Escherichia coli changes the pH of urine by secreting urease.
4. Urease-producing bacteria enhance formation of struvite staghorn calculi in the kidney.
5. Both A and D
4
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