glomerulus

(glō-mer′yŭ-lŭs )

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(glō-mer′yŭ-lī″)
(glō-mer′yŭ-lē″)
pl. glomeruli [L. glomerulus, a ball]

1. One of the capillary networks that are part of the renal corpuscles in the nephrons of the kidney. Each is surrounded by a Bowman's capsule, the site of renal (glomerular) filtration, which is the first step in the formation of urine.

FILTRATION IN GLOMERULUS
2. A group of twisted capillaries or nerve fibers.

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