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20 Cards in this Set
- Front
- Back
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a nephron consists of renal ____ & renal ____
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corpuscle - tubule
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there are more than ____ nephrons in each kidney
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1 milliion
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8 structures of the nephron
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renal corpuscle - proximal convoluted tubule (PCT) - loop of henle - distal convoluted tubule (DCT) - juxtamedullary nephron - capillary beds of nephron - juxtaglomerular apparatus (JGA)
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the renal corpuscle consists of bowman's ____ & ____
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capsule - glomerulus
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in the renal corpuscle, blood is ____ as it moves through ____ in the corpuscle
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filtered - capillaries
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in the renal corpuscle, substances filtered from blood enter ____ and then the ____
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capsule - tubule
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glomerulus is a tuft of ____
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capillaries
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2 structures of the glomerulus
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afferent arteriole - efferent arteriole
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difference in sizes of the glomerulus arterioles
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afferent is larger than the efferent arteriole
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bowmans capsule is a doubled layer ____
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cup
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2 layers of the bowmans capsule
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parietal - visceral
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the visceral layer of the glomerulus helps form ____ ____
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filtration membrane
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visceral layer is composed of 3 special cells
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podocytes - pedicels - slit pores
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pedicels are the ____ processes that wrap around ____
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foot - capillaries
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slit pores in the glomerulus are ____
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openings
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the filtration membrane from blood, leaves the ____ & enters the ____
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glomerulus - capsule
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substances leaving the blood must go through what 3 structures of the filtration membrane
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fenestrated endothelium capillary lining - basement membrane - slit pores of podocytes
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fenestrated endothelium capillary lining restricts movement of ____ ____ & ____ ____
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large molecules - blood cells
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basement membrane allows passage of all ____ ____, but not ____
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small molecules - proteins
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slit pores of podocytes filter out ____ & caught by ____ ____, then enters the ____ of capsule
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substances - base membrane - lumen
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