1 Use short strokes going in the same direction. 2  Try not to go back and forth. 3  Use a small screwdriver to press the spline into the corners as necessary. 4  As you press the spline into the frame it will make the screen taught. 5  Once installed, trim the excess screen material with scissors or a utility knife.
There are established normal levels of fluid for each week of pregnancy, so your levels will be compared with these. In general, an AFI of 5cm (2in) or less, or a deepest pocket measurement of less than 2cm (0.8in), is considered to be low (Nabhan and Abdelmoula 2008, RCOG 2002) .he amount of amniotic fluid increases as your pregnancy progresses. You start off with just a few millilitres, but will have between 800ml (1.4 pints) and 1,000ml (1.6 pints) by the time you're about 36 weeks pregnant (Carter 2012) .
These should be used as a guide only. hCG levels double approximately every 48 hours during early normal pregnancy. It reaches a peak at about 10 week of gestation (since last menstrual period). At which time the average hCG levels in samples is around 60,000 mIU/ml.