|
|
Did you know?
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?
Blood is approximately twice as thick as water because of the cells and other components found in it.
Did you know?
During the twentieth century, a variant of the metric system was used in Russia and France in which the base unit of mass was the tonne. Instead of kilograms, this system used millitonnes (mt).
Did you know?
The average adult has about 21 square feet of skin.
Did you know?
There are more sensory neurons in the tongue than in any other part of the body.