From the kidneys through the ureters come the bladder; native there through the urethra to it is in expelled native the body.

You are watching: Trace the path of filtrate and urine from the glomerulus to the external urethral opening

Urine is formed after a process of glomerular filtration in the kidneys.

This to pee is then conducted through the ureters, pair muscular tube that attach the kidneys to the bladder, a storage chamber.

The bladder is a muscular room that expands as urine fills it.

From the bladder, a muscular tube, the urethra connects come the outside.

The urethra , an internal sphincter at the junction the the urethra and bladder, and an external sphincter comprising the pelvic floor muscles, store the pee in the bladder till the is ready to expel the urine.

For urination, the bladder wall surfaces contract and the urethra and also sphincter muscle relax, to allow urine to flow out indigenous the urethra.


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Mandira P. · cotton
Jun 13, 2017

Renal tubules of nephron #rarr# Collecting ducts #rarr# Papillary ducts #rarr# boy calyces #rarr# significant calyces #rarr# Pelvis #rarr# Ureter #rarr# Urinary bladder #rarr# Urethra


Urine is formed by countless nephrons current inside the paired kidneys and it is passed under the ureters, over there from come the urinary bladder. Now how is that formed?

Urine is created when the blood will the malpighian corpuscle that is composed of the Bowman"s capsule and also glomerulus. Below most of the blood plasma is filtered out into the Bowman"s capsule.

Glomerular filtrate is taken under the proximal convoluted tubule (PCT). Most of the water, glucose and also amino acids room reabsorbed here. Energetic as well as passive reabsorption wake up here.

The resulting liquid passes under the loop the Henle . Electrolytes prefer Na+ and also K+ room reabsorbed here.

All the soaked up materials go into the peritubular capillaries.

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The liquid then passes on to the distal convoluted tubule (DCT). Tubular secretion takes ar here.

This liquid then overcome on to the collecting duct where the tissues reabsorb part urea native it. A most water it s okay reabsorbed along collecting duct and urine becomes concentrated.

Several such collecting ducts meet to pour their fluids - now recognized as to pee - right into the Papillary duct, likewise known together duct of Bellini .

Papillary ducts open at the apex of renal pyramid whereby urine gets collected in young calyx, later in significant calyx. Calyces open in pelvis , located inside hilum the kidney.

Pelvis offers rise come duct choose outlet referred to as ureter i m sorry travels the end of kidney through hilum. The ureter of every side meets the urinary bladder and also pours urine right into it.

When the bladder is full, the stretch receptors concerned work and also send the signal to mind and we feel the urge to micturate. The outlet the travels native bladder is dubbed urethra . There room sphincters to control opening of urethral opening come void urine outside the body.