Nitrogen waste in form of urea. This combines with water to form urine.
A nephron, also known as a kidney, regulates water and soluble substances by filtering the blood. The nephron reabsorbs what is needed and excretes the rest as urine.
Smooth muscle surrounding the bladder pushes urine out of the urethra.
Only sharks excrete urine through the skin
Kidney
The excretory organ of organisms. In human it is kidney
No. The urine is not produced in the kidney. The kidney is a filter.
The kidney excretes waste and regulates the water balance.
The ureter leads urine out of the kidney and into the bladder.
Breathing, sweat, urine, feces.
The renal pelvis is the reservoir in the kidney that collects the urine.
Presence of kidney stone may cause kidney pain and sticky urine.