Figure another roof pitch to use when the contractor assembles a pair of rafters for evaluation of the pitch. To do this, use one hand to hold the longer leg of the square in place with the 12-inch mark at the edge of the board. Move the short leg toward you and align the 5-inch mark at the edge of the board.
TsH TesTs. The best way to initially test thyroid function is to measure. the TsH level in a blood sample. a high TsH level. indicates that the thyroid gland is failing because of a. problem that is directly affecting the thyroid (primary. hypothyroidism).
The three types of thyroid blood tests are the total thyroxine test, the free thyroxine test and the triiodothyronine test.