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8 Cards in this Set
- Front
- Back
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Deamination
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in liver that leads to production of nitrogenous wastes like urea and ammonia
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Excretion in protozoans & cnidarians
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passive excretion
-paramecium: large vacuole for excretion by active transport |
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Excretion in annelids
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use nephridia from each body segment
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Excretion in arthropods
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from tracheae ->spiracles->malphigian tubules->intestines
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Excretion in Humans
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-lungs, liver, skin, and kidneys used for excretion
-in lungs: CO2 +H20(Vapor) diffuse from blood and exhaled -sweat in skin:excreted water and dissolved salts -liver: processes nitrogenous wastes, blood pigment wastes for excretion -kidneys: urea produced, maintains osmolarity of blood, excretes waste, and conserve glucose, salt and water |
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Kidneys
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-regulate salt and water in blood through urine formation
-divided into outer cortex, inner medulla, and renal pelvis |
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Bowman's capsule
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-bulb which embraces a special capillary bed called glomerulus
-divided into proximal convoluted tubule, loop of henle, the distal convoluted tubule, and collecting duct |
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ADH
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vasopressin hormone that increase water absorption and more concentrated urine to be formed
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