The canal spanned 350 miles between the Great Lakes and the Hudson River and was an immediate success. Between its completion and its closure in 1882, it returned over $121 million in revenues on an original cost of $7 million. Its success led to the great Canal Age.
An Integrated Temperature Regulatory Center. The whole brain helps regulate body temperature, but the main thermoregulatory center is the hypothalamus (located midline in the brain behind the eyes), which possesses two specialized sections: a heat-losing center and a heat-promoting center.
1. Hypothyroidism. If you feel cold, then suddenly youâre hot without adjusting the room temperature, it may be due to a thyroid problem. Thyroid, an endocrine gland located above the collarbone, is responsible for regulating the metabolism, heart rate and body temperature. When this gland produces too much thyroid hormone, your temperature increases; on the other hand, when the production of T3 and T4 decreases, your body temperature drops as well.