catheter
Catheter urine is more "sanitary" than regular urine. Because it is collected from the bladder, and doesn't "touch" the external skin, it is less prone to skin contamination.
Catheter
Urinary catheterization is the insertion of a catheter into a patient's bladder. The catheter is used as a conduit to drain urine from the bladder into an attached bag or container.
Urine drainage
Extracellular.
no
Sounds like severe dehydration.
Catheter
Urine is the catheter tube is "fresher" than urine sitting in the collection bag, often sitting for many hours.
A urinary catheter, usually just called a Catheter. It may be made from rubber, latex or silicone.
If the Urine is in the bladder and does not flow, you put a catheter through the urethra.