Chromaffin cell. Chromaffin cells, also pheochromocytes, are neuroendocrine cells found mostly in the medulla of the adrenal glands (located above the kidneys) in mammals.
The elements sodium (Na) and potassium (K) have been detected in the Moon's atmosphere using Earth-based spectroscopic methods, whereas the isotopes radon -222 and polonium -210 have been inferred from data obtained by the Lunar Prospector alpha particle spectrometer.
The Moon's Remnant Magnetism. The atmosphere of the Moon may come from a couple of sources, one source is outgassing or the release of gases such as radon, which originate deep inside the Moon. Gases are released from the interior ...more.