How to Read the Display. The seismograms displayed are from a few of the seismograph stations routinely recorded by the Northern California Seismograph Network. Each is a record of how the ground moved at a particular seismograph station in Northern California during a 24-hour period.he height of the recorded waves on the seismogram (wave amplitude) is a greatly magnified representation of the actual ground motion. A recording of an earthquake has recognizable characteristics.
View Full Profile. There are three main causes of retinal detachment, each with its own set of risk factors. The most common type is called a ârhegmatogenousâ detachment, and is caused by a tear or hole in the retina. The retina is the thin, light-sensitive tissue that lines the back inside wall of the eye.
No, flying can't cause retinal detachment. If you had retinal detachment before, you should pay attention. When the plane takes off or land, you should fasten your seat belt to avoid your head shakes badly and lead to retinal detachment.Retinal detachment is usually caused by high myopia or external injury.elated questions: 1  How to tell if you have retinal detachment? 2  Can eye strain cause retinal detachment? 3  Can uveitis cause retinal detachment? 4  What are warning signs of retinal detachment? 5  Why is there no pain with retinal detachment? 6  How long does it take to go blind from retinal detachment? 7  Can an optometrist diagnose retinal detachment? 8  Can 9  ... C