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Daily care appliances include: belt, knee, band-aid, emergency kit, cervical traction device, sports protective equipment, etc.
Key words:Tracheal intubation series
The urinary system consists of 1 pair of kidneys, 2 ureters, 1 bladder and 1 urethra. It is an important excretion pathway for human metabolites. It can regulate water and salt metabolism and acid-base balance, and produce a variety of biologically active substances, which plays an important role in maintaining the stability of the body's internal environment; urine produced by the kidney flows into the ureter The bladder is temporarily stored, and when the urine reaches a certain amount, it is excreted through the urethra. In other words, the urinary system is a general term for making urine, transferring urine, storing urine and urinating organs.