Examlex
Changes in blood calcium levels affect the secretion of both PTH and calcitonin. PTH increases blood calcium levels but calcitonin decreases blood calcium levels. Calcium is therefore an humoral inhibitor of ________.
President Roosevelt's Diplomatic Style
Characterized by "Big Stick" diplomacy, emphasizing negotiation backed by the threat of force, used by Theodore Roosevelt.
Central America
A geographic region in the Americas bordered by Mexico to the north, Colombia to the south, the Caribbean Sea to the east, and the Pacific Ocean to the west.
Europe
A continent located entirely in the Northern Hemisphere and mostly in the Eastern Hemisphere, comprising countries with diverse cultures, languages, and histories.
Asia
The world's largest and most populous continent, located primarily in the Eastern and Northern Hemispheres, it is known for its diverse cultures, languages, and economies.
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