RELATED ARTICLES. How to Reset Google Glass. Google Glass is a computer, and like all computers, it may not always run as well as it should, or an app may not function properly. In such cases, you may want to reset your Glass. When you reset Glass, all data on it is deleted, and all the settings that came on it when it left the factory are restored, so the device is just like new.
The hematocrit test indicates the percentage of blood by volume that is composed of red blood cells. The condition called anemia results from having too few red blood cells. Anemia causes a variety of symptoms. The hematocrit is a basic test that can tell a physician a lot about a person's health.
URL of this page: //medlineplus.gov/ency/article/003646.htm. Hematocrit is a blood test that measures the percentage of the volume of whole blood that is made up of red blood cells. This measurement depends on the number of red blood cells and the size of red blood cells. A blood sample is needed. No special preparation is necessary for this test.