The Amphibian Heart Has

question 55

Multiple Choice

The amphibian heart has

• A) two separate atria and two separate ventricles that partition oxygen-rich and oxygen-poor blood.
• B) two separate atria and one shared ventricle that allow oxygen-rich and oxygen-poor blood to mix.
• C) two separate ventricles and one shared atrium that allow oxygen-rich and oxygen-poor blood to mix.
• D) one atrium and one ventricle similar to the fish.
• E) one atrium and one ventricle but reroutes the blood through the heart after passing through the gills.

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