While PTH acts to increase the concentration of ionic calcium (Ca 2+) in the blood, calcitonin, a hormone produced by the parafollicular cells (C cells) of the thyroid gland, acts to decrease ionic calcium concentration.hile PTH acts to increase the concentration of ionic calcium (Ca 2+) in the blood, calcitonin, a hormone produced by the parafollicular cells (C cells) of the thyroid gland, acts to decrease ionic calcium concentration.
Best Answer: Florida's average width is about 160 miles down Through the peninsula; but is nearly 400 miles east to west across the panhandle. Florida is an average of 162 miles (260 km) wide in the peninsula.
The U.S. State of Florida goes the furthest south. The U.S. State of Florida stretches from the southern/southeast Georgia borderline, southeastern Alabama borderline, panhand â¦ le, all the way down to Lake Okeechobee, until you get to the Everglades, the remnants, the Miami island, and the Florida Keys.