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10 Cards in this Set
- Front
- Back
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Differencebetween excretion and defecation |
Excretion: removal of metabolic wastesfrom the body (urine) Defecation: elimination of feces, part of digestivesystems |
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Whatdoes the Urinary System produce? |
Urine |
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Which organ in the Urinary System produces urine? |
Kidneys |
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What 4 functions do the kidneys carry out to contribute to homoeostasis? |
1. Excretion of metabolic wastes 2. Maintenance of salt-water balance 3. Maintenance of acid-base balance 4. Secretion of hormones |
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What type of metabolic wastes do the kidney excrete? |
Nitrogenous (urea), ammonium, creatinine, and uric acid |
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What is urea? |
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How is urea produced? |
Breaking down of amino acids in the liver which produces ammonia which combines with CO2 to produce ammonia |
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What is more toxic to cells; ammonia or urea |
Ammonia |
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What is creatine phosphate? |
High energy phosphate Found in muscles |
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What is Creatinine? |
Metabolic breakdown of creatine phosphate. |
