A Renal glomerulus肾血管球 afferent arteriole Efferent arteriole Which one should be thicker? why? Capillary --- which type fenestrated capillaryA. Renal glomerulus 肾血管球 √afferent arteriole √efferent arteriole Which one should be thicker? Why? √capillary ----- which type? fenestrated capillary