As shown in the figure is a sketch of the formation of urine: (1) in the figure, ② is______ (2) liquid (3) is______ The liquid is______ The difference between the two liquids is that the liquid does not contain______ (3) in a patient's urine test results, found more red blood cells. If it is kidney disease, you think it may be the mark in the picture______ There was a lesion

As shown in the figure is a sketch of the formation of urine: (1) in the figure, ② is______ (2) liquid (3) is______ The liquid is______ The difference between the two liquids is that the liquid does not contain______ (3) in a patient's urine test results, found more red blood cells. If it is kidney disease, you think it may be the mark in the picture______ There was a lesion

(1) (2) the fluid is located in the renal vesicle, which is the original urine, composed of glucose, water, inorganic salt and urea, etc. (4) the fluid is the urine, composed of water, inorganic salt and urea, which does not contain glucose compared with the original urine, and the glucose is reabsorbed by the renal tubules. (3) if the glomerulus has pathological changes, the filtration is performed Hematuria and proteinuria are formed by filtration of enlarged blood cells and macromolecular proteins which can not be filtered before