According to InnerBody, the inner surface area of the human lungs measures between 80 and 100 square meters, which is comparable in size to half of a tennis court. The lungs are a pair of large, spongy organs that exchan... More »

A human lung is about the size of a football and weighs approximately 1 pound, according to the British Lung Foundation. The surface area of the lungs is similar to that of a tennis court. More »

The mean weight of the right lung of an adult male is about 16 ounces, and the left lung weighs 14 ounces, reports the U.S. National Library of Medicine. The mean weight of the right lung of an adult female is 12 ounces,... More » Health Conditions & Diseases Cancer

Alveoli have a large surface area in order to rapidly exchange gases, which is the primary function of the lungs. There are approximately 300 million alveoli found inside the lungs. More »

The heart is the muscular organ situated in between the lungs, behind the sternum and slightly tilted towards the left side of the breastbone. Rhythmic muscular contractions activate the heart to pump blood through a sys... More »

The functions of human organs of speech are to produce sounds that are perceived as speech by pushing the air from the lungs up and, while modifying it by various means, out of the mouth. Organs of speech produce consona... More »

Although the curvature of the Earth's surface causes objects to be out of sight within 3.1 miles, the farthest object visible to the naked eye is the Andromeda galaxy, located 2.6 million light-years away from Earth. The... More »