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8 Cards in this Set
- Front
- Back
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Excretory System
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maintains volume, concentration, and composition of extracellular fluid and to excrete wastes
1) Filtration 2) Secretion 3) absorption 4) Excretion |
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Osmoregulation
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maintenance of solute balance and water balance
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Excretion
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ridding body of nitrogenous waste (urine)
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Three forms of excreted nitrogen
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Ammonia (fish), Urea (mammals), Uric Acid (Birds)
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Vertebrate Kidney
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Served by renal artery and renal vein: Cortex (outer region); Medulla (inner region); Nephron (funtional unit of Kidney);
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Glomerulus
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set of capillaries in Kidney; blood enters via afferent arteriole and leaves via efferent arteriole
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Podocytes
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filtering cells in Kidneys; keep out large proteins
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Diuretics
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make you want to pee (negative feedback by antidiuretic hormone "ADH")
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