middle & sinus blaockage Flashcards
1
Q
air pressure in the middle ear & sinuses
A
normally equalizes with external air through the nasal passage
2
Q
what prevents the pressure in middle ear & sinuses from equalizing
A
allergies, colds, or sinus infections may block these small openings
3
Q
if air gets trapped
A
it may cause extreme pain, reduction in hearing or damage the ear drums
usually lost severe during descent
4
Q
valsalva maneuver
A
relieves air trapped
pinch nostrils & gently blow out of you nose
