A Titer is a blood test that checks your immune status to vaccinations or diseases you may have received in the past. There are two types of immunity a person can have: 1. Titers are blood tests that check your immune status to vaccinations or diseases you may have received in the past. 2  If youâre titers results are positive, it means that you have adequate immunity to a particular infectious disease.
All rights reserved. More from OurAmazingPlanet. VANCOUVER, British Columbia â In 2011, Japan was one of the most prepared countries in the world for a massive earthquake. Yet when a mega-quake hit Japan last March, sparking a huge tsunami, it was shockingly devastating.
The magnitude 9.0 Tohoku-Oki quake was the most powerful earthquake known to hit Japan and the fifth-most powerful quake ever recorded. The quake triggered a tsunami that killed thousands of people.hough the entire fault ruptured, or broke apart, during the earthquake, some parts moved in different ways. The deeper part of the fault shifted quickly, while the shallow part, very near the surface, slid slowly.