Though the pulse oximeter actually measures the saturation of oxygen in your blood, the results are often used as an estimate of blood oxygen levels. Normal pulse oximeter readings range from 95 to 100 percent, under most circumstances. Values under 90 percent are considered low. 1  Causes.
About Dwarf Planets. The world was introduced to dwarf planets in 2006, when petite Pluto was stripped of its planet status and reclassified as a dwarf planet. The International Astronomical Union (IAU) currently recognizes two other dwarf planets, Eris and Ceres.bout Dwarf Planets. The world was introduced to dwarf planets in 2006, when petite Pluto was stripped of its planet status and reclassified as a dwarf planet. The International Astronomical Union (IAU) currently recognizes two other dwarf planets, Eris and Ceres.
The terrestrial planets are Mercury, Venus, the Earth, and Mars. They are characterized by a dense rocky surface with a dense core and overall are relatively dense. The other â¦ four planets are called the Jovian planets, or less formally, the gas giants, and include Jupiter, Saturn, Uranus, and Neptune.o, the inner planets are the terrestrial or rocky planets. The outer planets are the gas giant planets; Jupiter, Saturn, Uranus and Neptune.