Prothrombin Time and INR. Guide. Prothrombin time (PT) is a blood test that measures how long it takes blood to clot. A prothrombin time test can be used to check for bleeding problems. PT is also used to check whether medicine to prevent blood clots is working. A PT test may also be called an INR test.rothrombin time (PT) is a blood test that measures how long it takes blood to clot. A prothrombin time test can be used to check for bleeding problems. PT is also used to check whether medicine to prevent blood clots is working. A PT test may also be called an INR test.
Use the following estimates, based on a body weight of 150lbs, to help you determine how many calories you might burn doing about an hour of typical daily housework/ cleaning: 1  Sweeping x 10 minutes = 37 calories. 2  Vacuuming x 10 minutes = 37 calories.  Ironing x 20 minutes = 50 calories.
Check out the calorie counts for these common spring cleaning activities. (All calorie counts are estimates based on a 150-pound person, and will vary with intensity, body composition and weight.) 1. Mopping: Take care of those dusty, dirty floors with an hour of mopping and you'll shed 153 calories. 2. Washing floors: If your floors require a little extra elbow grease, you can shed as many as 187 calories in just 30 minutes.