The sievert unit, in the context of CT scans, does not correspond to the actual radiation dose that the scanned body part absorbs but to another radiation dose of another scenario, the whole body absorbing the other radiation dose and the other radiation dose being of a magnitude, estimated to have the same probability to induce cancer as the CT scan.
1 Sign into YouTube. 2  Click the Upload button at the top of the page. 3  Before you start uploading the video you can chose the video privacy settings. 4  Select the video you'd like to upload from your computer. 5  You can also record a video from your webcam, create a video slideshow or import a video from Google+.
1 Home â This is the main tab for Movie Maker. 2  You can use this tab to add videos, images, and audio to your project. 3  You can also select premade themes for the movie, rotate the image, and upload the project to websites such as Facebook, YouTube, and Vimeo.