WHAT ARE THE FUNCTION OF EUSTACHIAN TUBE? DR. FOHEID ALSOBEI
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- Опубликовано: 29 авг 2018
- 1- Ventilation to middle ear(aeration)
2- Pressure equalization
3- Mucus drainage to drain any accumulated :-
A. Secretions
B. Infection
C. Debris from the middle ear space
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