The Ability Of Cardiac Muscle Cells To Contract Spontaneously

The Ability Of Cardiac Muscle Cells To Contract Spontaneously. Under resting conditions, most heart muscle cells have membrane potentials that are quite close to the potassium equilibrium potential. Nitroglycerin can only be given in the emergency department. The mechanism of cardiac automaticity Learning objective from present5.com Cardiac muscle cell groups that function collectively as a unit are known as: At an average heart rate of 70 beats min −1, the heart needs to contract and relax more than 100 000 times a day without stopping or tiring. This means that…

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