The heart obtains oxygen from
A) the blood in its chambers.
B) the coronary arteries.
C) the systemic arteries.
D) the coronary veins.
E) the systemic veins.
Correct Answer:
Verified
Q21: _ move blood away from the heart,and
Q22: Which of the following contain pressurized blood
Q23: What is happening in a capillary in
Q24: A blood vessel that carries blood away
Q25: The transition between arteries and veins occurs
Q27: Which of the following is the
Q28: In the pulmonary circuit,which structures contain the
Q29: Blood enters the systemic circuit from
A) the
Q30: Blood returning to the heart from the
Q31: A cardiovascular system is composed of
A) the
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