Cells in which of the following regions of the heart produce action potentials, thus orchestrating a "regular" heartbeat?
A) aortic valve
B) atrioventricular valve
C) atrioventricular node
D) pulmonary artery
E) atrioventricular valve and atrioventricular node
Correct Answer:
Verified
Q133: Cardiac output depends on or is influenced
Q134: In the heart of a reptile or
Q135: Which of the following statements describes a
Q136: BP = CO × PR expresses the
Q137: In the heart of a fish, where
Q139: Consider the mammalian heart. Why is the
Q140: During the _ phase of the cardiac
Q141: A drop of blood entering the heart
Q142: If heart rate decreases 30% and stroke
Q143: The heartbeat originates in the:
A)sinoatrial node located
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents