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.
A peninsula is a piece of land surrounded by water on three of its sides and connected with a larger landmass on its fourth side. In other words, a land area that âsticks outâ into the water. Much of Florida is formed by a peninsula that is surrounded on three sides by the Atlantic Ocean and the Gulf of Mexico. The largest of all the peninsulas on earth is the Arabian Peninsula in southwest Asia. This landmass is washed on the east by the Persian Gulf, on the west by the Red Sea, and on the south by the Gulf of Aden and the Arabian Sea.