Below are several structures from the frog heart. Select the correct sequence that lists the structures from the one with the highest rate of contraction, to the one with the lowest rate of contraction

A) sinus venosus, atria, ventricle B) atria, ventricle, sinus venosus
C) atria, sinus venosus, ventricle D) ventricle, atria, sinus venosus


Answer: A

Anatomy & Physiology

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Fill in the blank(s) with correct word

Anatomy & Physiology