Eicosanoids are often thought of as local hormones. They have a variety of effects on your body. In this lesson, you will learn about the functions of three important eicosanoids: prostaglandins, thromboxanes, and leukotrienes.icosanoids work like hormones, but they do not like to travel. Eicosanoids go by the nickname 'local hormones' because they act on cells close to their site of production. Eicosanoids also rapidly break down, so they are not able to travel very far.
The lowest point on earth is located on the shore of the Dead Sea, on the Israel-Jordan border. The altitude of this point ranges from 394 meters (1,292 ft.) to 400 meters (1,312 ft.) below sea level. Time is the reason this value has changed.
For other uses, see Elevation (disambiguation) . Elevation histogram of the surface of the Earth â approximately 71% of the Earth's surface is covered with water. A sign at 8000 feet (2438 meters) in the San Bernardino Mountains. The elevation of a geographic location is its height above or below a fixed reference point, most commonly a reference geoid, a mathematical model of the Earth's sea level as an equipotential gravitational surface (see Geodetic system, vertical datum).