Na+ channel on endplate membrane is an ( ) oin channel
A: voltage-gated
B: chemically-gated
C: mechanically-gated
D: non-gated
A: voltage-gated
B: chemically-gated
C: mechanically-gated
D: non-gated
举一反三
- Which transport of protein's import belongs to gated transport?
- Which of the following best describes the behavior of a gated channel A: It stays open continuously when stimulated. B: It opens more frequently in response to a given stimulus. C: It opens more widely as the stimulus becomes stronger. D: It remains closed if unstimulated.
- Which of the following can relax muscles? A: activate Ca2+ channels of nerve endings B: promote ACh release of nerve endings C: activate ACh receptor-gated channel on the endplate membrane D: activate cholinesterase in the gap of the linker
- 在神经细胞电信号传递中发挥着重要作用是下列哪种通道() A: 电压门通道(voltage-gated channel) B: 配体门通道(ligand-gated channel) C: 应力激活通道(stress-activated channel) D: 葡萄糖转运蛋白(glucose transporter,GLUT)
- The correnct description about the process of repolarization phase of AP is A: only be attributed to the Na+ channel inactivation. B: only be attributed to the activation of K+ channel. C: attributed to both the Na+ inactivation and K+ channel activation. D: only be attributed to the Cl- channel activatio.