They happen when the immune system reacts to a substance that it wrongly perceives as a threat, launching an attack that endangers the body's own tissues and organs.
They might be nostalgic about the Blackberry but many will be unwilling to go back to a phone which they will perceive, perhaps wrongly, as less capable than its rivals.
"I suspect kids will go for it more than their parents; in my experience, it's parents who tend to get fussed up about material they perceive, often wrongly, as 'too dark' or difficult.
At present, doctors order these tests because they perceive (maybe wrongly) little medical downside to doing so; insurers resist them because they are expensive.
Some years there are more blockbusters, some years less, and there is a cliched tendency of even otherwise smart industry folks like Spielberg and Lucas to look at what they perceive (rightly or wrongly) to be a trend in the morning and proclaim it as a trend that will last through the next morning and the next, and make large predictions based on it.
it's headily-minded music like Nu Tone's that brought the junglist culture out of the maligned social state in which it once found itself perceived, often wrongly, as the soundtrack to anti-social behavior and teenage fisticuffs on local high streets.
Thus, perceived differences (often religious, racial, or ethno-national classification) become politically salient when people perceive (rightly or wrongly) that certain segments of a population have advantages because of how they are identified in society.
For these types of destinations, more creative advocacy and influence campaigns are needed to counteract the bad press, to educate consumers about the reality of the destination and how to travel there safely, and to overcome the understandable hesitance that potential travelers will naturally have to travel to a destination that they perceive -- rightly or wrongly -- to be a little edgy.
As this participant explained: Taking my daughter to be vaccinated may make her perceive wrongly that she will not have any health consequences when considering premarital sex.
If you react more to a relevant question than to control questions, the polygrapher will perceive (rightly or wrongly) that you are lying in response to something relevant and you will likely fail the polygraph.
