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).
BLOOD TESTS. The doctor will perform a TSH (thyroid-stimulating hormone) test to check the level of TSH, and sometimes an FT 4 (free thyroxine) test to check the level of the thyroid hormone thyroxine. High TSH levels and low thyroxine may be an indication of hypothyroidism.