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.
A) Inhalation decreases pressure in the pleural cavity, thus more blood flows into the inferior vena cava.
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Fill in the blank(s) with the appropriate word(s).
A condition known as lactose intolerance is characterized by painful abdominal cramping, gas, and diarrhea. The cause of the problem is an inability to digest the milk sugar, lactose. How would this cause the observed symptoms? Why is yogurt less likely to trigger the symptoms?
What will be an ideal response?
Movement towards axonal terminals
A. Anterograde B. Reterograde C. Forward D. Backwards
Which of the following lists the levels of human structure from smallest to largest?
A. Organelles, cells, tissues, organs, organ systems B. Organelles, organisms, organs, organ systems C. Cells, organisms, organelles, organs, organ systems D. Cells, organs, tissues, organisms, organ systems E. Organelles, cells, organs, tissues, organisms