下列哪项不影响心肌细胞的auto-rhythmicity
A: maximal repolarization potential
B: threshold potential
C: effective refractory period
D: 4期自动去极速度
A: maximal repolarization potential
B: threshold potential
C: effective refractory period
D: 4期自动去极速度
举一反三
- Which of the following about action potential is wrong? A: all or none B: unattenuated potential C: has refractory period D: stimulus dependence
- 下列哪种心肌细胞4期自动去极速度最大（） A: 心房肌细胞 B: 浦肯野细胞 C: 房室交界细胞 D: 窦房结细胞 E: 心室肌细胞
- 下列哪种心肌细胞4期自动去极速度最大() A: 窦房结细胞 B: 心房肌细胞 C: 房室交界细胞 D: 普肯耶细胞 E: 心室肌细胞
- Which of the following cell activities need energy consumption? <br/>() A: Maintain normal resting potential B: A large amount of Na+<br/>influx occurs when the threshold potential is reached C: K+<br/>outflow in repolarization phase of action potential D: Ca2+<br/>in the cytoplasm of skeletal muscle accumulates into the sarcoplasmic<br/>reticulum E: Uneven distribution of Na+<br/>and K+<br/>inside and outside the cell
- 下列哪种心肌细胞4期自动去极速度最快（ ）。 A: 窦房结细胞 B: 心室肌细胞 C: 房室交界细胞 D: 浦肯野细胞