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.
Everglades National Park covers 1,509,000 acres (6,110 km 2), throughout Dade, Monroe, and Collier counties in Florida. The elevation typically ranges from 0 to 8 feet (2.4 m) above sea level, but a Calusa-built shell mound on the Gulf Coast rises 20 feet (6.1 m) above sea level. Geology