Valsalva-maneuver meaning

văl-săl'və, väl-säl'vä
Expiratory effort when the mouth is closed and the nostrils are pinched shut, which forces air into the eustachian tubes and increases pressure on the inside of the eardrum.
noun
0
0
Expiratory effort against a closed glottis, which increases pressure within the thoracic cavity, causing decreased venous return of blood to the heart and a transient drop in blood pressure.
noun
0
0
Any forced expiratory effort against a closed or blocked air passage, as blowing hard with nose and mouth closed during an ascent or descent in an aircraft to equalize pressure in the ears.
noun
0
0
Expiratory effort when the mouth is closed and the nostrils are pinched shut, which forces air into the eustachian tubes and increases pressure on the inside of the eardrum.
noun
0
0
Expiratory effort against a closed glottis, which increases pressure within the thoracic cavity, causing decreased venous return of blood to the heart and a transient drop in blood pressure.
noun
0
0
Advertisement

Origin of valsalva-maneuver

  • After Antonio Maria Valsalva (1666–1723), Italian anatomist
    From American Heritage Dictionary of the English Language, 5th Edition