Human Performanceeasy#993
Barotrauma of the ear during descent is prevented by:
A
holding the nose and swallowing
B
breathing through the mouth
C
performing the Valsalva manoeuvre or swallowing to equalise pressure
CorrectD
wearing ear plugs
Explanation
The Valsalva manoeuvre (gentle blowing against a pinched nose) or swallowing opens the Eustachian tubes to equalise middle ear pressure.
Ready for a timed quiz?
Test yourself with random questions from Human Performance and all other ATPL subjects.
Start a Practice Quiz