According to fluid dynamics, glomerular filtration is similar to ultrafiltration in other capillaries with the exception that

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Glomerular filtration is indeed similar to ultrafiltration in other capillaries but with notable exceptions: filtration occurs throughout the length of the glomerular capillaries due to specific forces acting on the glomerular membrane, these capillaries have higher permeability compared to others, and the design ensures higher filtration at any given pressure. Additionally, while reabsorption in other capillary systems typically occurs towards the ends, the glomerular filtration system is designed for efficient filtration across its entire length.

According to Fluid Dynamics, Glomerular Filtration Is Similar to Ultrafiltration