Figure 12-1 the Neuron

Multiple Choice

Figure 12-1 The Neuron
Use Figure 12-1 to answer the following questions:
-Which type of membrane channels are found at label "3"?

A) voltage-gated Na⁺ channels
B) voltage-gated K⁺ channels
C) chemically-gated Na⁺ and K⁺ channels
D) voltage-gated Ca²⁺ channels
E) both voltage-gated Na⁺ channels and voltage-gated K⁺ channels