Ground-Glass Nodules: If Growing, Assume Cancer. Blair Westerly, MD. The more CT scans that are performed, the more ground-glass opacities (GGOâs) are seen and what to do with these abnormalities can be difficult to ascertain for clinicians.
the process of reversing the charge across a cell membrane (usually a NEURON), so causing an ACTION POTENTIAL. In depolarization, the inside of the membrane, which is normally negatively charged, becomes positive and the outside negative.
Depolarization of a nerve cell is caused by. A. the sodium potassium pump. B. sodium ions entering the cell. C. the opening of the potassium gates. D. a return of membrane potential to -60mV. 22. Depolarization of an axon results from the movement of. A. sodium ions.