Choose the correct order of the chambers through which oxygen-poor blood flows in an amphibian heart.
A) Atrium → ventricle → sinus venosus → conus arteriosus
B) Atrium → conus arteriosus → ventricle → sinus venosus
C) Sinus venosus → atrium → ventricle → conus arteriosus
D) Conus arteriosus → atrium → sinus venosus → ventricle
E) Ventricle → atrium → conus arteriosus → sinus venosus

Question

Quizplus · Accepted Answer

In amphibians, oxygen-poor blood flows from the body into the sinus venosus, then moves to the atrium, from there to the ventricle, and finally through the conus arteriosus to the lungs and body.

Choose the Correct Order of the Chambers Through Which Oxygen-Poor