The Purkinje fibers
A) open valves.
B) pull on the cusps of the valves.
C) conduct electrical signals throughout the ventricles.
D) close valves.
Correct Answer:
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Q21: The correct sequence is: Blood flows from
Q22: Which of the following is a result
Q23: Which of the following is not true
Q24: What is the cause of the heart
Q25: Which cavity first receives unoxygenated blood from
Q27: The purpose of this structure is to
Q28: Under what condition is blood most likely
Q29: Which layer of the heart also lines
Q30: Which of the following is an electrical
Q31: The pulmonic and aortic valves
A)are atrioventricular valves.
B)"see"
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