Author Question: The aortic sinus A) is the first branch off the ascending aorta. B) gives rise to the right and ... (Read 41 times)

pragya sharda · **on:** Jul 17, 2018

The aortic sinus
A) is the first branch off the ascending aorta.
B) gives rise to the right and left coronary arteries.
C) contains oxygenated blood.
D) All of the above

Question 2

The pulmonary veins
A) contain deoxygenated blood.
B) leave the hilum at a slightly lower level than the bronchi and pulmonary arteries.
C) are considered part of the systemic circulatory system.
D) All of the above