What Is the Connection Between Breathing and Venous Return

question 23

Multiple Choice

What is the connection between breathing and venous return?

• A) Inhalation decreases pressure in the pleural cavity, thus more blood flows into the inferior vena cava.
• B) Inhalation increases pressure in the pleural cavity, thus more blood flows into the inferior vena cava.
• C) Exhalation decreases pressure in the pleural cavity, thus more blood flows into the inferior vena cava.
• D) Both inhalation and exhalation increase pressure in the pleural cavity, thus less blood flows into the inferior vena cava.
• E) Both inhalation and exhalation decrease pressure in the pleural cavity, thus less blood flows into the inferior vena cava.

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