A contraction stress test (CST) is performed near the end of pregnancy to determine how well the fetus will cope with the contractions of childbirth. The aim is to induce contractions and monitor the fetus to check for heart rate abnormalities using a cardiotocograph.
If your USB drive is not being recognized by Windows, or is not formatting properly, there may be problems with either Windows or the USB drive itself. If the problem is on Windows' end, you can usually solve it by reinstalling the USB drivers.. Click. OK to start formatting the drive. This may take a while, but if the format is successful, the drive should appear in Windows. If the format process doesn't work, try the next section. 1  Formatting will delete all of the data on the USB drive.
When Should I Format my Disk? You should format your hard disk drive when you have experienced problems with the structure of the disk, or you want to start fresh. Keep in mind that formatting your disk means that you will lose all of the data on that disk. What Kind of Disks can I Format? Disks capable of being formatted include hard disks and rewritable removable media (i.e. floppy disks, DVD-RW's, CD-RW's, etc.). In all these different types of disks, formatting performs the same action. Each disk has its own file system to format on. You should choose wisely which file system you will use.