Place the following in the correct order of the

structures blood flows through beginning with
the arrival of blood at the vena cavae and
ending with the blood flowing to the lungs.
1. right atrioventricular valve
2. pulmonary artery
3. right ventricle
4. right atrium
5. pulmonary valve



a. 4-3-5-2-1
b. 4-1-3-5-2
c. 4-2-3-1-2
d. 3-1-4-5-2
e. 3-2-4-5-1


B

Biology & Microbiology

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