Confused?: Co2 is dissolved in the blood. It is related to the ph of the blood. The higher the co2, the lower the ph and visa versa. When the co2 goes up, one breaths more rapidly to blow off the co2. The co2 in the blood comes from the metabolism of cellular mechanisms and is exchanged for oxygen in the lungs.
It is meant to replace a hormone that is usually made by your thyroid gland. Generally, thyroid replacement treatment is to be taken for life. Thyroid hormones, including SYNTHROID, should not be used either alone or in combination with other drugs for the treatment of obesity or weight loss. In patients with normal thyroid levels, doses of SYNTHROID used daily for hormone replacement are not helpful for weight loss. Larger doses may result in serious or even life-threatening events, especially when used in combination with certain other drugs used to reduce appetite.
A few examples of specific metabolic effects of thyroid hormones include: 1  Lipid metabolism: Increased thyroid hormone levels stimulate fat mobilization, leading to increased concentrations of fatty acids in plasma. 2  They also enhance oxidation of fatty acids in many tissues.ther Effects: As mentioned above, there do not seem to be organs and tissues that are not affected by thyroid hormones. A few additional, well-documented effects of thyroid hormones include: 1  Cardiovascular system: Thyroid hormones increases heart rate, cardiac contractility and cardiac output.