GENERAL ANATOMY
URINARY SYSTEM
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Proximal convoluted tubule
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Distal convoluted tubule
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Renal corpuscle
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Loop
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Detailed explanation-1: -Filtration is the mass movement of water and solutes from plasma to the renal tubule that occurs in the renal corpuscle. About 20% of the plasma volume passing through the glomerulus at any given time is filtered. This means that about 180 liters of fluid are filtered by the kidneys every day.
Detailed explanation-2: -Filtration of the blood plasma takes place in the renal corpuscle. This is the proximal end of the nephron, which is expanded into an ovoid structure. The renal corpuscles are always found in the renal cortex.
Detailed explanation-3: -Filtrate is produced by the glomerulus when the hydrostatic pressure produced by the heart pushes water and solutes through the filtration membrane. Glomerular filtration is a passive process as cellular energy is not used at the filtration membrane to produce filtrate.
Detailed explanation-4: -Bowman’s capsule surrounds the glomerular capillary loops and participates in the filtration of blood from the glomerular capillaries. Bowman’s capsule also has a structural function and creates a urinary space through which filtrate can enter the nephron and pass to the proximal convoluted tubule.
Detailed explanation-5: –The process of filtration takes place in Malpighian corpuscles because the total pressure is very high in glomerular capillaries.