Thyroid Hormone (TH) (Triiodothyronine and Thyroxine) hormone produced in the thyroid; increases metabolic rate, raises oxygen consumption, increases heat production, secretes growth hormone, promotes alertness, and grows skin, hair, bones, nails, and teeth. Calcitonin.
If you take a pregnancy test before implantation occurs, the test will tell you that youâre not pregnant (since the production of the hCG hormone has not started, this hormone will not be in your system, and the test will not detect it).
Implantation Day: The blood test can be positive as early as: The early urine home pregnancy test will be positive as early as. When is the best time to take a pregnancy test, how soon can I take it, and when does it become positive are among important questions to ask when trying to conceive.