1. What could you correctly say about the Bundle of His? a. Changes in its rhythm of firing would be classified as dromotropic effects b. Cells within it rely on calcium-induced calcium release c. Cells within it would participate in inotropic effects d. Cells within it make force
1. What could you correctly say about the Bundle of His?
a. Changes in its rhythm of firing would be classified as dromotropic effects
b. Cells within it rely on calcium-induced calcium release
c. Cells within it would participate in inotropic effects
d. Cells within it make force
2. Which of the following is/are true regarding all of the action potentials that we have learned about in class thus far? (Hint - the 3 types are neuronal, ventricular, nodal)
a. They all have the fast inward sodium current that is responsible for initial depolarization
b. They all carry a calcium current
c. They all last over 100ms
d. They all have a repolarizing potassium current
e. All answers are true
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