Multiple Choice
Heart rate is slowest if the pacemaker activity signal originates in the
A) SA node.
B) AV node.
C) normal pacemaker of the heart.
D) ventricular pacemaker cells.
Correct Answer:
Verified
Correct Answer:
Verified
Related Questions
Q67: The semilunar valves<br>A)receive blood from the contracting
Q68: During ventricular filling,the<br>A)semilunar valves are open.<br>B)AV valves
Q69: Which of the following is not part
Q70: During ventricular contraction,the<br>A)AV valves close in response
Q71: Which of the following best describes the
Q73: What event causes the pulmonic valve to
Q74: With which of the following are these
Q75: A signal is generated by the SA
Q76: Blood flows from the right atrium through
Q77: Which layer of the heart also lines