The mechanism of the valsalva maneuver is considered to be:

The Valsalva maneuver mechanism is considered a diagnostic tool used to assess heart condition.

Explanation:

Valsalva's maneuver is performed by forcibly exhaling air against closed lips and plugged nose, forcing air toward the middle ear if the ear tube is open. This maneuver increases intrathoracic pressure, decreases venous return to the heart, and increases blood pressure.

With minor modifications, this maneuver can be used as a test of cardiac function and autonomic nervous control of the heart, or to 'clean' the ears (equalize pressure) when environmental pressure changes, such as in diving or aviation, or even rising. or going down a saw.

This mechanism is considered a diagnostic tool used to assess heart condition and is sometimes used to treat abnormal heart rhythms and to relieve chest pain.

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explanation: