Question

this ball of capillaries is surrounded by bowmans capsule and is the site of filtration. glomerulus ureter proximal convoluted tubule collecting tubule

Explanation:

The glomerulus is a ball of capillaries surrounded by Bowman's capsule and is the site of filtration in the kidney. The ureter transports urine from the kidney to the bladder. The proximal convoluted tubule is involved in re - absorption and secretion after filtration. The collecting tubule also plays a role in the final stages of urine formation and water re - absorption.

Answer:

Glomerulus