Fill in the Blanks Urinary system Online version Complete the following sentences. by Iris Usach Pérez 1 pathology Kidney report urine kidneys uretra bladder stones failure biopsy are crystal - like structures in urine that can be very painful to pass . In a spme tissues are removed . The organ that holds the before it is expeled is the . Before leaving the organism , the urine passes throught the . If one of the doesn't work there is a renal . The will show the results from several tests .