Question

Describe what happens to urea from the time it enters the kidneys with the blood to when it leaves the body with urine​

Answer 1

Explanation:

Urea is freely filtered 50% reabsorbed in the proximal tubule with the reabsorbtion of water urea is secreted in the thin ascending limb of henle loop so significant amount of urea reaches the distal nephron then the collecting ducts urea reabsorbed together with water from the kidney urine travels downward thin tubes called ureter to the bladder the ureters are about 8 to 10 inches long muscles in the ureters walls constantly tighten and relax to force urine downward away from the kidney