A patient has dye injected into the blood supply to his kidneys. The dye appears in his excretory system as shown.
Which part is blocked?
1 )
one kidney
one ureter
3 )
the bladder
4 )
the urethra
تحلیل ویدئویی تست
منتظریم اولین نفر تحلیلش کنه!