Which of the following best describes the Valsalva maneuver? A) It prevents food and drink from entering the nasal cavity. B) It is used to dislodge foreign matter from the airway. C) It increases pressure in the abdominal cavity and helps to expel abdominal contents. D) It protects the lungs from overinflation. E) It prevents food and drink from entering the trachea.
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This action increases pressure in the chest and can be used to adjust the pressure in the ears, for example during a plane landing or take-off. It is also used in medicine to slow the heart rate or to diagnose certain heart problems. Show more…
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When you swallow food, why does it not usually enter the respiratory system? a. The Heimlich maneuver prevents it from doing so. b. The bronchioles produce mucus. c. The diaphragm contracts. d. The epiglottis covers the opening to the respiratory system. e. The vocal cords block the opening to the respiratory system.
The Valsalva maneuver involves all of the following, EXCEPT: a. closure of the glottis b. contraction of the diaphragm c. relaxation of the internal anal sphincter d. contraction of the external anal sphincter
Madhur L.
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