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Biology 20 Urinary System Exam Questions and Answers
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Biology 20 Urinary System Exam Questions and Answers
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Biology 20 Urinary System ExamQuestions and Answers
3 major roles of urinary system - Answers -removing waste, maintaining water balance,
balancing blood pH
what is very toxic to humans that we store - Answers -ammonia
in liver what 2 things combine to form urea - Answers -2 NH3 and CO2
1000x less toxic than ammonia - Answers -urea
how much water per day lost in urine - Answers -2L
decrease water by 1% - Answers -thirst
decrease water by 5% - Answers -collapse
decrease water by 15-25% - Answers -death
what branch from aorta carries blood to the kidneys - Answers -renal artery
waste is filtered from the blood, to kidneys, then urinary bladder then.... - Answers -
ureters
tube transporting urine from kidney to bladder - Answers -ureter
the outer layer of the kidney - Answers -cortex
the innermost region of the kidney - Answers -medulla
the hollow area where the kidney joins the ureter - Answers -renal pelvis
blood waste and water enter here through renal artery - Answers -kidney
controls urine leaving the body - Answers -sphincter muscle
When the sphincter relaxes urine moves through the urethra which is - Answers -tube
that carries urine from bladder to outside
in females, these structures are separate - Answers -reproductive and excretory
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