#Question id: 10979
#Unit 7. System Physiology – Animal
Which of the following conditions at the A-V node will cause a decrease in heart rate?
#Question id: 10980
#Unit 7. System Physiology – Animal
Sympathetic stimulation of the heart
#Question id: 10981
#Unit 7. System Physiology – Animal
Which of the following structures will have the slowest rate of conduction of the cardiac action potential?
#Question id: 10982
#Unit 7. System Physiology – Animal
If the S-A node discharges at 0.00 seconds, when will the action potential normally arrive at the epicardial surface at the base of the left ventricle?
#Question id: 10983
#Unit 7. System Physiology – Animal
If the S-A node discharges at 0.00 seconds, when will the action potential normally arrive at the AV bundle (bundle of His)?
#Question id: 10984
#Unit 7. System Physiology – Animal
Which of the following are caused by acetylcholine?