BioScience Dictionary

 
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Found Valsalva's maneuver 1 time.

Displaying results 1 to 10.

1. Valsalva's maneuver
Valsalva's maneuver is forced expiration against a closed glottis. It triggers a series of physiologic responses the result of which is bradycardia and drop in arterial blood pressure. In the elderly micturition or defecation can cause syncope because of the circulatory changes as seen in the Valsalva's maneuver.