Question

what is a function of the pulmonary circuit?
multiple choice
it carries oxygen - poor blood to the heart.
it carries oxygen - poor blood from the tissues.
it carries oxygen - poor blood to the lungs.
it carries oxygen - poor blood to the tissues.

Explanation:

The pulmonary circuit's main function is to take oxygen - poor blood from the heart to the lungs for oxygenation. Oxygen - poor blood comes from the heart to the lungs in the pulmonary circuit. The other options are incorrect as they do not accurately describe the function of the pulmonary circuit.

Answer:

It carries oxygen - poor blood to the lungs.