Question

multiple choice question
which circuit supplies body tissues with oxygenated blood and returns deoxygenated blood to the heart?
the pulmonary circuit
the systemic circuit
the organ circuit

Explanation:

The systemic circuit is responsible for carrying oxygen - rich blood from the heart to body tissues and bringing deoxygenated blood back to the heart. The pulmonary circuit deals with the exchange of gases between the heart and lungs, and there is no such thing as a standard "organ circuit" in this context.

Answer:

The systemic circuit