Questions tagged [pressure]

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Do tooth infections pockets build pressure?

Here is a strange situation that happened these days. I had an infection in a tooth that had a root canal and a post with a crown. The infection was there for a while and these days, the whole thing (...
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Is skydiving from 4km dangerous for people who suffer from ear pain in planes?

Sometimes, specially if I have nasal congestion, because of a cold or hayfever, I have ear pain when landing. I also had problems with equalizing the one time I did scuba diving, last year. Some ...
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Performing Valsalva maneuver with partly open airway?

The Valsalva maneuver is defined as "attempted exhalation against a closed airway" or "The effort to breathe out forcibly while the mouth and nose are firmly closed or the vocal cords pressed together"...
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Tourniquet application on a venous bleed

A few weeks ago in class (EMT), we were discussing tourniquet application in instances where there is bleeding that couldn't be controlled by pressure. In most cases, a tourniquet will be used on a ...