Semester Hour Credits. Credits for all courses are reported in semester hours. A semester hour credit equals one 50-minute class period per week or its equivalent throughout one semester. The number of semester hour credits given for each course is listed as part of the course description.
International Normalized Ratio (INR) is a blood test that measures the time it takes for blood to clot. Learn more about what INR test results mean for you. International Normalized Ratio (INR) is a blood test that measures the time it takes for blood to clot. This test is usually administered to people taking anticoagulants or blood thinners. INR Levels. The lower the INR number, the shorter it takes for blood to clot and the greater risk you have for blood clots.
INR Test. Share this page: Tweet. The INR is a test of blood clotting, which is primarily used to monitor warfarin therapy, where the aim is to maintain an elevated INR in a certain range eg, 2.0 to 3.0.It is initially checked frequently, but as treatment is stabilised it may be done less often, eg fortnightly.hare this page: Tweet. The INR is a test of blood clotting, which is primarily used to monitor warfarin therapy, where the aim is to maintain an elevated INR in a certain range eg, 2.0 to 3.0.