Multiple Choice
The chordae tendineae
A) keep the AV valves from prolapsing during ventricular contraction.
B) hold the AV valves open during diastole.
C) hold the right and left ventricles together.
D) transmit the electrical impulse from the atria to the ventricles.
E) contract when the ventricles contract.
Correct Answer:

Verified
Correct Answer:
Verified
Q124: Use the following answer code to compare
Q125: The ECG is an actual recording of
Q126: Indicate which ion is involved in each
Q127: Sympathetic stimulation increases the heart rate.
Q128: Compare a stenotic and insufficient valve.
Q131: The action potential spreads through the atria
Q132: Use the following answer code to indicate
Q133: If the EDV were held constant, increased
Q134: The term diastole means<br>A) closure.<br>B) conduction.<br>C) contraction.<br>D)
Q151: The normal pacemaker of the heart is