The heart is located in the center of the chest, with part of it tipped slightly so that it taps against the left side of the chest.
Did you know?
Giardia is one of the most common intestinal parasites worldwide, and infects up to 20% of the world population, mostly in poorer countries with inadequate sanitation. Infections are most common in children, though chronic Giardia is more common in adults.
Did you know?
The horizontal fraction bar was introduced by the Arabs.
Did you know?
The average adult has about 21 square feet of skin.
Did you know?
About 100 new prescription or over-the-counter drugs come into the U.S. market every year.
Glaciers in Southern Alaska
The Greenhouse Effect: Influences on Temperature
World Distribution of Temperature
Water Helps Regulate Your Body Temperature
Projections of global temperature depend heavily on the level of future greenhouse gas emissions