Most of Ontario Canada is in the Eastern Time Zone. The areas of Ontario, west of 90 west longitude, are in the Central Time zone.
catheter [(kath-uh-tuhr)] A thin tube inserted into one of the channels or blood vessels in the body to remove fluids, create an opening into an internal cavity, or administer injections.
In urinary catheterization, a catheter (hollow tube) is inserted into the bladder to drain or collect urine. There are two main types of urinary catheterization: indwelling catheterization and clean intermittent catheterization (CIC).