On the bus. On the bus, you can pay for a one-way fare in cash. Exact change is required (no change is given). Buses accept $1 bills and most coins (no half-dollars). Transfer is not available when paying in cash on the bus. If you need to transfer, use a Ventra Card or Ticket. More Information. How-To Guide: Buying Fares.
In an emergency situation like a stroke, it's important for doctors to first confirm the type of stroke to provide the appropriate treatment. Imaging tests like a CT scan or MRI can help determine the type of stroke; blood flow tests like cerebral angiography, can help evaluate the size and location of blockages.
Physicians use the procedure to: 1  identify abnormalities, such as aneurysms, in the aorta, both in the chest and abdomen, or in other arteries. 2  detect atherosclerotic (plaque) disease in the carotid artery of the neck, which may limit blood flow to the brain and cause a stroke.