Question

which structure closes like a rubber band around the opening of the bladder. /2 points sphincters ureters renal tubules nephrons

Explanation:

Sphincters are muscle - rings that can contract and relax to control the opening and closing of body passages. They act like a rubber band around the bladder opening to regulate urine flow. Ureters are tubes that carry urine from the kidneys to the bladder. Renal tubules are part of the nephron in the kidney involved in filtering and reabsorbing substances. Nephrons are the functional units of the kidney for filtering blood to form urine.

Answer:

Sphincters