Which of the Following Is True of the Coronary Arteries

question 125

Multiple Choice

Which of the following is true of the coronary arteries?

• A) They drain into the right atrium inferior to the opening of the inferior vena cava.
• B) Together they supply a small portion of the cardiac muscle with oxygen.
• C) They originate at the base of the ascending aorta and are the first branches off this vessel.
• D) They transport blood directly into the ascending aorta.
• E) Blood pressure in these vessels is the lowest found anywhere in the systemic circuit.

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